Home / 284,140.25-392,164.33-169,426.27

Finding the Fourth Proportional to 284,140.25, 392,164.33 and 169,426.27

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Solution

The fourth proportional to 284,140.25, 392,164.33 and 169,426.27 is: 233,838.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,140.25 : 392,164.33 = 169,426.27 : x
  2. Step 2: Convert to fraction form
    284,140.25/392,164.33 = 169,426.27/x
  3. Step 3: Cross multiply
    284,140.25x = 392,164.33 × 169,426.27
  4. Step 4: Simplify right side
    284,140.25x = 66,442,937,698.13
  5. Step 5: Solve for x
    x = 66,442,937,698.13/284,140.25
  6. Step 6: Final answer
    x = 233,838.53

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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.