Home / 93,755.09-129,259.89-59,751.18

Finding the Fourth Proportional to 93,755.09, 129,259.89 and 59,751.18

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Solution

The fourth proportional to 93,755.09, 129,259.89 and 59,751.18 is: 82,378.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,755.09 : 129,259.89 = 59,751.18 : x
  2. Step 2: Convert to fraction form
    93,755.09/129,259.89 = 59,751.18/x
  3. Step 3: Cross multiply
    93,755.09x = 129,259.89 × 59,751.18
  4. Step 4: Simplify right side
    93,755.09x = 7,723,430,954.17
  5. Step 5: Solve for x
    x = 7,723,430,954.17/93,755.09
  6. Step 6: Final answer
    x = 82,378.79

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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.