Home / 170,079.30-255,216.15-64,973.70

Finding the Fourth Proportional to 170,079.30, 255,216.15 and 64,973.70

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Solution

The fourth proportional to 170,079.30, 255,216.15 and 64,973.70 is: 97,497.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,079.30 : 255,216.15 = 64,973.70 : x
  2. Step 2: Convert to fraction form
    170,079.30/255,216.15 = 64,973.70/x
  3. Step 3: Cross multiply
    170,079.30x = 255,216.15 × 64,973.70
  4. Step 4: Simplify right side
    170,079.30x = 16,582,337,565.26
  5. Step 5: Solve for x
    x = 16,582,337,565.26/170,079.30
  6. Step 6: Final answer
    x = 97,497.68

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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.