Home / 70,332.50-97,066.65-40,125.27

Finding the Fourth Proportional to 70,332.50, 97,066.65 and 40,125.27

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Solution

The fourth proportional to 70,332.50, 97,066.65 and 40,125.27 is: 55,377.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,332.50 : 97,066.65 = 40,125.27 : x
  2. Step 2: Convert to fraction form
    70,332.50/97,066.65 = 40,125.27/x
  3. Step 3: Cross multiply
    70,332.50x = 97,066.65 × 40,125.27
  4. Step 4: Simplify right side
    70,332.50x = 3,894,826,053.72
  5. Step 5: Solve for x
    x = 3,894,826,053.72/70,332.50
  6. Step 6: Final answer
    x = 55,377.33

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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.