Home / 74,461.34-111,700.17-32,312.45

Finding the Fourth Proportional to 74,461.34, 111,700.17 and 32,312.45

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Solution

The fourth proportional to 74,461.34, 111,700.17 and 32,312.45 is: 48,472.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,461.34 : 111,700.17 = 32,312.45 : x
  2. Step 2: Convert to fraction form
    74,461.34/111,700.17 = 32,312.45/x
  3. Step 3: Cross multiply
    74,461.34x = 111,700.17 × 32,312.45
  4. Step 4: Simplify right side
    74,461.34x = 3,609,305,599.62
  5. Step 5: Solve for x
    x = 3,609,305,599.62/74,461.34
  6. Step 6: Final answer
    x = 48,472.21

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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.