Home / 114,981.77-158,680.07-63,997.76

Finding the Fourth Proportional to 114,981.77, 158,680.07 and 63,997.76

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Solution

The fourth proportional to 114,981.77, 158,680.07 and 63,997.76 is: 88,319.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,981.77 : 158,680.07 = 63,997.76 : x
  2. Step 2: Convert to fraction form
    114,981.77/158,680.07 = 63,997.76/x
  3. Step 3: Cross multiply
    114,981.77x = 158,680.07 × 63,997.76
  4. Step 4: Simplify right side
    114,981.77x = 10,155,169,113.35
  5. Step 5: Solve for x
    x = 10,155,169,113.35/114,981.77
  6. Step 6: Final answer
    x = 88,319.82

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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.