Home / 102,925.10-154,387.65-96,704.30

Finding the Fourth Proportional to 102,925.10, 154,387.65 and 96,704.30

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Solution

The fourth proportional to 102,925.10, 154,387.65 and 96,704.30 is: 145,056.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,925.10 : 154,387.65 = 96,704.30 : x
  2. Step 2: Convert to fraction form
    102,925.10/154,387.65 = 96,704.30/x
  3. Step 3: Cross multiply
    102,925.10x = 154,387.65 × 96,704.30
  4. Step 4: Simplify right side
    102,925.10x = 14,929,949,621.90
  5. Step 5: Solve for x
    x = 14,929,949,621.90/102,925.10
  6. Step 6: Final answer
    x = 145,056.45

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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.