Home / 102,525.40-153,759.30-32,426.20

Finding the Fourth Proportional to 102,525.40, 153,759.30 and 32,426.20

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Solution

The fourth proportional to 102,525.40, 153,759.30 and 32,426.20 is: 48,630.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,525.40 : 153,759.30 = 32,426.20 : x
  2. Step 2: Convert to fraction form
    102,525.40/153,759.30 = 32,426.20/x
  3. Step 3: Cross multiply
    102,525.40x = 153,759.30 × 32,426.20
  4. Step 4: Simplify right side
    102,525.40x = 4,985,829,813.66
  5. Step 5: Solve for x
    x = 4,985,829,813.66/102,525.40
  6. Step 6: Final answer
    x = 48,630.19

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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.