Home / 61,242,834.60-91,864,251.90-55,574,130.60

Finding the Fourth Proportional to 61,242,834.60, 91,864,251.90 and 55,574,130.60

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Solution

The fourth proportional to 61,242,834.60, 91,864,251.90 and 55,574,130.60 is: 83,361,195.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,242,834.60 : 91,864,251.90 = 55,574,130.60 : x
  2. Step 2: Convert to fraction form
    61,242,834.60/91,864,251.90 = 55,574,130.60/x
  3. Step 3: Cross multiply
    61,242,834.60x = 91,864,251.90 × 55,574,130.60
  4. Step 4: Simplify right side
    61,242,834.60x = 5,105,275,932,561,899
  5. Step 5: Solve for x
    x = 5,105,275,932,561,899/61,242,834.60
  6. Step 6: Final answer
    x = 83,361,195.90

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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.