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Finding the Fourth Proportional to 58,663,274.61, 87,998,274.66 and 15,531,357.21

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Solution

The fourth proportional to 58,663,274.61, 87,998,274.66 and 15,531,357.21 is: 23,297,926.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,663,274.61 : 87,998,274.66 = 15,531,357.21 : x
  2. Step 2: Convert to fraction form
    58,663,274.61/87,998,274.66 = 15,531,357.21/x
  3. Step 3: Cross multiply
    58,663,274.61x = 87,998,274.66 × 15,531,357.21
  4. Step 4: Simplify right side
    58,663,274.61x = 1,366,732,637,608,151.25
  5. Step 5: Solve for x
    x = 1,366,732,637,608,151.25/58,663,274.61
  6. Step 6: Final answer
    x = 23,297,926.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.