Home / 62,769.29-86,621.32-34,088.75

Finding the Fourth Proportional to 62,769.29, 86,621.32 and 34,088.75

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Solution

The fourth proportional to 62,769.29, 86,621.32 and 34,088.75 is: 47,042.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,769.29 : 86,621.32 = 34,088.75 : x
  2. Step 2: Convert to fraction form
    62,769.29/86,621.32 = 34,088.75/x
  3. Step 3: Cross multiply
    62,769.29x = 86,621.32 × 34,088.75
  4. Step 4: Simplify right side
    62,769.29x = 2,952,812,003.82
  5. Step 5: Solve for x
    x = 2,952,812,003.82/62,769.29
  6. Step 6: Final answer
    x = 47,042.31

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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.