Home / 67,440.84-93,073.38-39,150.84

Finding the Fourth Proportional to 67,440.84, 93,073.38 and 39,150.84

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Solution

The fourth proportional to 67,440.84, 93,073.38 and 39,150.84 is: 54,031.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,440.84 : 93,073.38 = 39,150.84 : x
  2. Step 2: Convert to fraction form
    67,440.84/93,073.38 = 39,150.84/x
  3. Step 3: Cross multiply
    67,440.84x = 93,073.38 × 39,150.84
  4. Step 4: Simplify right side
    67,440.84x = 3,643,901,008.64
  5. Step 5: Solve for x
    x = 3,643,901,008.64/67,440.84
  6. Step 6: Final answer
    x = 54,031.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.