Home / 98,280.17-147,332.96-38,294.74

Finding the Fourth Proportional to 98,280.17, 147,332.96 and 38,294.74

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Solution

The fourth proportional to 98,280.17, 147,332.96 and 38,294.74 is: 57,408.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,280.17 : 147,332.96 = 38,294.74 : x
  2. Step 2: Convert to fraction form
    98,280.17/147,332.96 = 38,294.74/x
  3. Step 3: Cross multiply
    98,280.17x = 147,332.96 × 38,294.74
  4. Step 4: Simplify right side
    98,280.17x = 5,642,077,396.63
  5. Step 5: Solve for x
    x = 5,642,077,396.63/98,280.17
  6. Step 6: Final answer
    x = 57,408.10

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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.