Home / 67,831.20-93,605.40-37,616.25

Finding the Fourth Proportional to 67,831.20, 93,605.40 and 37,616.25

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Solution

The fourth proportional to 67,831.20, 93,605.40 and 37,616.25 is: 51,909.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,831.20 : 93,605.40 = 37,616.25 : x
  2. Step 2: Convert to fraction form
    67,831.20/93,605.40 = 37,616.25/x
  3. Step 3: Cross multiply
    67,831.20x = 93,605.40 × 37,616.25
  4. Step 4: Simplify right side
    67,831.20x = 3,521,084,127.75
  5. Step 5: Solve for x
    x = 3,521,084,127.75/67,831.20
  6. Step 6: Final answer
    x = 51,909.51

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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.