Home / 102,946.61-154,432.40-36,373.11

Finding the Fourth Proportional to 102,946.61, 154,432.40 and 36,373.11

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Solution

The fourth proportional to 102,946.61, 154,432.40 and 36,373.11 is: 54,564.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,946.61 : 154,432.40 = 36,373.11 : x
  2. Step 2: Convert to fraction form
    102,946.61/154,432.40 = 36,373.11/x
  3. Step 3: Cross multiply
    102,946.61x = 154,432.40 × 36,373.11
  4. Step 4: Simplify right side
    102,946.61x = 5,617,186,490.90
  5. Step 5: Solve for x
    x = 5,617,186,490.90/102,946.61
  6. Step 6: Final answer
    x = 54,564.08

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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.