Home / 98,758.44-147,594.24-72,159.84

Finding the Fourth Proportional to 98,758.44, 147,594.24 and 72,159.84

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Solution

The fourth proportional to 98,758.44, 147,594.24 and 72,159.84 is: 107,842.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,758.44 : 147,594.24 = 72,159.84 : x
  2. Step 2: Convert to fraction form
    98,758.44/147,594.24 = 72,159.84/x
  3. Step 3: Cross multiply
    98,758.44x = 147,594.24 × 72,159.84
  4. Step 4: Simplify right side
    98,758.44x = 10,650,376,743.32
  5. Step 5: Solve for x
    x = 10,650,376,743.32/98,758.44
  6. Step 6: Final answer
    x = 107,842.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.