Home / 102,948.17-142,083.32-59,332.23

Finding the Fourth Proportional to 102,948.17, 142,083.32 and 59,332.23

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Solution

The fourth proportional to 102,948.17, 142,083.32 and 59,332.23 is: 81,887.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,948.17 : 142,083.32 = 59,332.23 : x
  2. Step 2: Convert to fraction form
    102,948.17/142,083.32 = 59,332.23/x
  3. Step 3: Cross multiply
    102,948.17x = 142,083.32 × 59,332.23
  4. Step 4: Simplify right side
    102,948.17x = 8,430,119,924.74
  5. Step 5: Solve for x
    x = 8,430,119,924.74/102,948.17
  6. Step 6: Final answer
    x = 81,887.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.