Home / 118,463.32-163,373.52-98,288.25

Finding the Fourth Proportional to 118,463.32, 163,373.52 and 98,288.25

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Solution

The fourth proportional to 118,463.32, 163,373.52 and 98,288.25 is: 135,549.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,463.32 : 163,373.52 = 98,288.25 : x
  2. Step 2: Convert to fraction form
    118,463.32/163,373.52 = 98,288.25/x
  3. Step 3: Cross multiply
    118,463.32x = 163,373.52 × 98,288.25
  4. Step 4: Simplify right side
    118,463.32x = 16,057,697,377.14
  5. Step 5: Solve for x
    x = 16,057,697,377.14/118,463.32
  6. Step 6: Final answer
    x = 135,549.95

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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.