Home / 97,340.30-145,909.65-52,873.10

Finding the Fourth Proportional to 97,340.30, 145,909.65 and 52,873.10

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Solution

The fourth proportional to 97,340.30, 145,909.65 and 52,873.10 is: 79,254.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,340.30 : 145,909.65 = 52,873.10 : x
  2. Step 2: Convert to fraction form
    97,340.30/145,909.65 = 52,873.10/x
  3. Step 3: Cross multiply
    97,340.30x = 145,909.65 × 52,873.10
  4. Step 4: Simplify right side
    97,340.30x = 7,714,695,515.42
  5. Step 5: Solve for x
    x = 7,714,695,515.42/97,340.30
  6. Step 6: Final answer
    x = 79,254.90

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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.