Home / 62,663.64-86,490.90-42,554.04

Finding the Fourth Proportional to 62,663.64, 86,490.90 and 42,554.04

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Solution

The fourth proportional to 62,663.64, 86,490.90 and 42,554.04 is: 58,734.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,663.64 : 86,490.90 = 42,554.04 : x
  2. Step 2: Convert to fraction form
    62,663.64/86,490.90 = 42,554.04/x
  3. Step 3: Cross multiply
    62,663.64x = 86,490.90 × 42,554.04
  4. Step 4: Simplify right side
    62,663.64x = 3,680,537,218.24
  5. Step 5: Solve for x
    x = 3,680,537,218.24/62,663.64
  6. Step 6: Final answer
    x = 58,734.81

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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.