Home / 94,502.40-141,559.20-47,781.60

Finding the Fourth Proportional to 94,502.40, 141,559.20 and 47,781.60

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Solution

The fourth proportional to 94,502.40, 141,559.20 and 47,781.60 is: 71,574.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,502.40 : 141,559.20 = 47,781.60 : x
  2. Step 2: Convert to fraction form
    94,502.40/141,559.20 = 47,781.60/x
  3. Step 3: Cross multiply
    94,502.40x = 141,559.20 × 47,781.60
  4. Step 4: Simplify right side
    94,502.40x = 6,763,925,070.72
  5. Step 5: Solve for x
    x = 6,763,925,070.72/94,502.40
  6. Step 6: Final answer
    x = 71,574.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.