Home / 74,066.18-111,098.76-29,692.31

Finding the Fourth Proportional to 74,066.18, 111,098.76 and 29,692.31

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Solution

The fourth proportional to 74,066.18, 111,098.76 and 29,692.31 is: 44,538.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,066.18 : 111,098.76 = 29,692.31 : x
  2. Step 2: Convert to fraction form
    74,066.18/111,098.76 = 29,692.31/x
  3. Step 3: Cross multiply
    74,066.18x = 111,098.76 × 29,692.31
  4. Step 4: Simplify right side
    74,066.18x = 3,298,778,155.70
  5. Step 5: Solve for x
    x = 3,298,778,155.70/74,066.18
  6. Step 6: Final answer
    x = 44,538.25

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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.