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Finding the Fourth Proportional to 176,642.47, 264,976.05 and 58,397.05

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Solution

The fourth proportional to 176,642.47, 264,976.05 and 58,397.05 is: 87,599.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,642.47 : 264,976.05 = 58,397.05 : x
  2. Step 2: Convert to fraction form
    176,642.47/264,976.05 = 58,397.05/x
  3. Step 3: Cross multiply
    176,642.47x = 264,976.05 × 58,397.05
  4. Step 4: Simplify right side
    176,642.47x = 15,473,818,315.77
  5. Step 5: Solve for x
    x = 15,473,818,315.77/176,642.47
  6. Step 6: Final answer
    x = 87,599.65

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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.