Home / 284,050.17-392,131.28-176,654.81

Finding the Fourth Proportional to 284,050.17, 392,131.28 and 176,654.81

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Solution

The fourth proportional to 284,050.17, 392,131.28 and 176,654.81 is: 243,871.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,050.17 : 392,131.28 = 176,654.81 : x
  2. Step 2: Convert to fraction form
    284,050.17/392,131.28 = 176,654.81/x
  3. Step 3: Cross multiply
    284,050.17x = 392,131.28 × 176,654.81
  4. Step 4: Simplify right side
    284,050.17x = 69,271,876,763.46
  5. Step 5: Solve for x
    x = 69,271,876,763.46/284,050.17
  6. Step 6: Final answer
    x = 243,871.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.