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Finding the Fourth Proportional to 165,578.59, 248,373.93 and 58,970.40

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Solution

The fourth proportional to 165,578.59, 248,373.93 and 58,970.40 is: 88,457.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,578.59 : 248,373.93 = 58,970.40 : x
  2. Step 2: Convert to fraction form
    165,578.59/248,373.93 = 58,970.40/x
  3. Step 3: Cross multiply
    165,578.59x = 248,373.93 × 58,970.40
  4. Step 4: Simplify right side
    165,578.59x = 14,646,710,001.67
  5. Step 5: Solve for x
    x = 14,646,710,001.67/165,578.59
  6. Step 6: Final answer
    x = 88,457.75

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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.