Home / 67,612.12-101,423.64-23,238.91

Finding the Fourth Proportional to 67,612.12, 101,423.64 and 23,238.91

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Solution

The fourth proportional to 67,612.12, 101,423.64 and 23,238.91 is: 34,860.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,612.12 : 101,423.64 = 23,238.91 : x
  2. Step 2: Convert to fraction form
    67,612.12/101,423.64 = 23,238.91/x
  3. Step 3: Cross multiply
    67,612.12x = 101,423.64 × 23,238.91
  4. Step 4: Simplify right side
    67,612.12x = 2,356,974,334.71
  5. Step 5: Solve for x
    x = 2,356,974,334.71/67,612.12
  6. Step 6: Final answer
    x = 34,860.24

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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.