Home / 284,050.05-392,131.10-176,654.69

Finding the Fourth Proportional to 284,050.05, 392,131.10 and 176,654.69

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Solution

The fourth proportional to 284,050.05, 392,131.10 and 176,654.69 is: 243,871.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,050.05 : 392,131.10 = 176,654.69 : x
  2. Step 2: Convert to fraction form
    284,050.05/392,131.10 = 176,654.69/x
  3. Step 3: Cross multiply
    284,050.05x = 392,131.10 × 176,654.69
  4. Step 4: Simplify right side
    284,050.05x = 69,271,795,065.93
  5. Step 5: Solve for x
    x = 69,271,795,065.93/284,050.05
  6. Step 6: Final answer
    x = 243,871.79

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1.5x scale

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.