Home / 148,332.47-204,698.88-80,349.57

Finding the Fourth Proportional to 148,332.47, 204,698.88 and 80,349.57

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Solution

The fourth proportional to 148,332.47, 204,698.88 and 80,349.57 is: 110,882.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,332.47 : 204,698.88 = 80,349.57 : x
  2. Step 2: Convert to fraction form
    148,332.47/204,698.88 = 80,349.57/x
  3. Step 3: Cross multiply
    148,332.47x = 204,698.88 × 80,349.57
  4. Step 4: Simplify right side
    148,332.47x = 16,447,466,987.48
  5. Step 5: Solve for x
    x = 16,447,466,987.48/148,332.47
  6. Step 6: Final answer
    x = 110,882.45

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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.