Home / 63,149.02-87,145.45-34,854.50

Finding the Fourth Proportional to 63,149.02, 87,145.45 and 34,854.50

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Solution

The fourth proportional to 63,149.02, 87,145.45 and 34,854.50 is: 48,099.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,149.02 : 87,145.45 = 34,854.50 : x
  2. Step 2: Convert to fraction form
    63,149.02/87,145.45 = 34,854.50/x
  3. Step 3: Cross multiply
    63,149.02x = 87,145.45 × 34,854.50
  4. Step 4: Simplify right side
    63,149.02x = 3,037,411,087.03
  5. Step 5: Solve for x
    x = 3,037,411,087.03/63,149.02
  6. Step 6: Final answer
    x = 48,099.10

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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.