Home / 120,044.02-180,118.82-63,870.92

Finding the Fourth Proportional to 120,044.02, 180,118.82 and 63,870.92

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Solution

The fourth proportional to 120,044.02, 180,118.82 and 63,870.92 is: 95,834.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,044.02 : 180,118.82 = 63,870.92 : x
  2. Step 2: Convert to fraction form
    120,044.02/180,118.82 = 63,870.92/x
  3. Step 3: Cross multiply
    120,044.02x = 180,118.82 × 63,870.92
  4. Step 4: Simplify right side
    120,044.02x = 11,504,354,742.71
  5. Step 5: Solve for x
    x = 11,504,354,742.71/120,044.02
  6. Step 6: Final answer
    x = 95,834.47

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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.