Home / 147,497.88-221,248.02-42,320.16

Finding the Fourth Proportional to 147,497.88, 221,248.02 and 42,320.16

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Solution

The fourth proportional to 147,497.88, 221,248.02 and 42,320.16 is: 63,480.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,497.88 : 221,248.02 = 42,320.16 : x
  2. Step 2: Convert to fraction form
    147,497.88/221,248.02 = 42,320.16/x
  3. Step 3: Cross multiply
    147,497.88x = 221,248.02 × 42,320.16
  4. Step 4: Simplify right side
    147,497.88x = 9,363,251,606.08
  5. Step 5: Solve for x
    x = 9,363,251,606.08/147,497.88
  6. Step 6: Final answer
    x = 63,480.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.