Home / 102,433.68-153,671.40-58,080.24

Finding the Fourth Proportional to 102,433.68, 153,671.40 and 58,080.24

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Solution

The fourth proportional to 102,433.68, 153,671.40 and 58,080.24 is: 87,132.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,433.68 : 153,671.40 = 58,080.24 : x
  2. Step 2: Convert to fraction form
    102,433.68/153,671.40 = 58,080.24/x
  3. Step 3: Cross multiply
    102,433.68x = 153,671.40 × 58,080.24
  4. Step 4: Simplify right side
    102,433.68x = 8,925,271,793.14
  5. Step 5: Solve for x
    x = 8,925,271,793.14/102,433.68
  6. Step 6: Final answer
    x = 87,132.20

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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.