Home / 61,742.08-85,184.08-37,856.80

Finding the Fourth Proportional to 61,742.08, 85,184.08 and 37,856.80

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Solution

The fourth proportional to 61,742.08, 85,184.08 and 37,856.80 is: 52,230.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,742.08 : 85,184.08 = 37,856.80 : x
  2. Step 2: Convert to fraction form
    61,742.08/85,184.08 = 37,856.80/x
  3. Step 3: Cross multiply
    61,742.08x = 85,184.08 × 37,856.80
  4. Step 4: Simplify right side
    61,742.08x = 3,224,796,679.74
  5. Step 5: Solve for x
    x = 3,224,796,679.74/61,742.08
  6. Step 6: Final answer
    x = 52,230.13

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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.