Home / 42,488.55-63,705.08-23,770.67

Finding the Fourth Proportional to 42,488.55, 63,705.08 and 23,770.67

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Solution

The fourth proportional to 42,488.55, 63,705.08 and 23,770.67 is: 35,640.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,488.55 : 63,705.08 = 23,770.67 : x
  2. Step 2: Convert to fraction form
    42,488.55/63,705.08 = 23,770.67/x
  3. Step 3: Cross multiply
    42,488.55x = 63,705.08 × 23,770.67
  4. Step 4: Simplify right side
    42,488.55x = 1,514,312,174.90
  5. Step 5: Solve for x
    x = 1,514,312,174.90/42,488.55
  6. Step 6: Final answer
    x = 35,640.48

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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.