Home / 284,060.04-392,005.26-156,744.12

Finding the Fourth Proportional to 284,060.04, 392,005.26 and 156,744.12

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Solution

The fourth proportional to 284,060.04, 392,005.26 and 156,744.12 is: 216,308.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,060.04 : 392,005.26 = 156,744.12 : x
  2. Step 2: Convert to fraction form
    284,060.04/392,005.26 = 156,744.12/x
  3. Step 3: Cross multiply
    284,060.04x = 392,005.26 × 156,744.12
  4. Step 4: Simplify right side
    284,060.04x = 61,444,519,514.07
  5. Step 5: Solve for x
    x = 61,444,519,514.07/284,060.04
  6. Step 6: Final answer
    x = 216,308.21

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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.