Home / 55,720.46-83,001.57-52,702.34

Finding the Fourth Proportional to 55,720.46, 83,001.57 and 52,702.34

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Solution

The fourth proportional to 55,720.46, 83,001.57 and 52,702.34 is: 78,505.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,720.46 : 83,001.57 = 52,702.34 : x
  2. Step 2: Convert to fraction form
    55,720.46/83,001.57 = 52,702.34/x
  3. Step 3: Cross multiply
    55,720.46x = 83,001.57 × 52,702.34
  4. Step 4: Simplify right side
    55,720.46x = 4,374,376,699.16
  5. Step 5: Solve for x
    x = 4,374,376,699.16/55,720.46
  6. Step 6: Final answer
    x = 78,505.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.