Home / 102,400.96-141,316.32-59,955.52

Finding the Fourth Proportional to 102,400.96, 141,316.32 and 59,955.52

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Solution

The fourth proportional to 102,400.96, 141,316.32 and 59,955.52 is: 82,740.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,400.96 : 141,316.32 = 59,955.52 : x
  2. Step 2: Convert to fraction form
    102,400.96/141,316.32 = 59,955.52/x
  3. Step 3: Cross multiply
    102,400.96x = 141,316.32 × 59,955.52
  4. Step 4: Simplify right side
    102,400.96x = 8,472,693,450.09
  5. Step 5: Solve for x
    x = 8,472,693,450.09/102,400.96
  6. Step 6: Final answer
    x = 82,740.37

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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.