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Finding the Fourth Proportional to 62,373.83, 86,114.03 and 40,590.86

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Solution

The fourth proportional to 62,373.83, 86,114.03 and 40,590.86 is: 56,040.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,373.83 : 86,114.03 = 40,590.86 : x
  2. Step 2: Convert to fraction form
    62,373.83/86,114.03 = 40,590.86/x
  3. Step 3: Cross multiply
    62,373.83x = 86,114.03 × 40,590.86
  4. Step 4: Simplify right side
    62,373.83x = 3,495,442,852.53
  5. Step 5: Solve for x
    x = 3,495,442,852.53/62,373.83
  6. Step 6: Final answer
    x = 56,040.21

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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.