Home / 98,327.13-147,490.85-42,130.80

Finding the Fourth Proportional to 98,327.13, 147,490.85 and 42,130.80

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Solution

The fourth proportional to 98,327.13, 147,490.85 and 42,130.80 is: 63,196.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,327.13 : 147,490.85 = 42,130.80 : x
  2. Step 2: Convert to fraction form
    98,327.13/147,490.85 = 42,130.80/x
  3. Step 3: Cross multiply
    98,327.13x = 147,490.85 × 42,130.80
  4. Step 4: Simplify right side
    98,327.13x = 6,213,907,292.53
  5. Step 5: Solve for x
    x = 6,213,907,292.53/98,327.13
  6. Step 6: Final answer
    x = 63,196.26

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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.