Home / 102,946.64-154,432.40-36,373.14

Finding the Fourth Proportional to 102,946.64, 154,432.40 and 36,373.14

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Solution

The fourth proportional to 102,946.64, 154,432.40 and 36,373.14 is: 54,564.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,946.64 : 154,432.40 = 36,373.14 : x
  2. Step 2: Convert to fraction form
    102,946.64/154,432.40 = 36,373.14/x
  3. Step 3: Cross multiply
    102,946.64x = 154,432.40 × 36,373.14
  4. Step 4: Simplify right side
    102,946.64x = 5,617,191,123.87
  5. Step 5: Solve for x
    x = 5,617,191,123.87/102,946.64
  6. Step 6: Final answer
    x = 54,564.11

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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.