Home / 61,923.90-85,468.59-40,705.14

Finding the Fourth Proportional to 61,923.90, 85,468.59 and 40,705.14

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Solution

The fourth proportional to 61,923.90, 85,468.59 and 40,705.14 is: 56,182.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,923.90 : 85,468.59 = 40,705.14 : x
  2. Step 2: Convert to fraction form
    61,923.90/85,468.59 = 40,705.14/x
  3. Step 3: Cross multiply
    61,923.90x = 85,468.59 × 40,705.14
  4. Step 4: Simplify right side
    61,923.90x = 3,479,010,921.55
  5. Step 5: Solve for x
    x = 3,479,010,921.55/61,923.90
  6. Step 6: Final answer
    x = 56,182.04

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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.