Home / 67,358.35-92,960.74-38,681.76

Finding the Fourth Proportional to 67,358.35, 92,960.74 and 38,681.76

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Solution

The fourth proportional to 67,358.35, 92,960.74 and 38,681.76 is: 53,384.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,358.35 : 92,960.74 = 38,681.76 : x
  2. Step 2: Convert to fraction form
    67,358.35/92,960.74 = 38,681.76/x
  3. Step 3: Cross multiply
    67,358.35x = 92,960.74 × 38,681.76
  4. Step 4: Simplify right side
    67,358.35x = 3,595,885,034.10
  5. Step 5: Solve for x
    x = 3,595,885,034.10/67,358.35
  6. Step 6: Final answer
    x = 53,384.40

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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.