Home / 120,064.17-180,089.73-60,898.30

Finding the Fourth Proportional to 120,064.17, 180,089.73 and 60,898.30

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Solution

The fourth proportional to 120,064.17, 180,089.73 and 60,898.30 is: 91,344.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,064.17 : 180,089.73 = 60,898.30 : x
  2. Step 2: Convert to fraction form
    120,064.17/180,089.73 = 60,898.30/x
  3. Step 3: Cross multiply
    120,064.17x = 180,089.73 × 60,898.30
  4. Step 4: Simplify right side
    120,064.17x = 10,967,157,954.23
  5. Step 5: Solve for x
    x = 10,967,157,954.23/120,064.17
  6. Step 6: Final answer
    x = 91,344.13

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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.