Home / 284,290.04-392,317.56-156,966.52

Finding the Fourth Proportional to 284,290.04, 392,317.56 and 156,966.52

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Solution

The fourth proportional to 284,290.04, 392,317.56 and 156,966.52 is: 216,612.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,290.04 : 392,317.56 = 156,966.52 : x
  2. Step 2: Convert to fraction form
    284,290.04/392,317.56 = 156,966.52/x
  3. Step 3: Cross multiply
    284,290.04x = 392,317.56 × 156,966.52
  4. Step 4: Simplify right side
    284,290.04x = 61,580,722,128.09
  5. Step 5: Solve for x
    x = 61,580,722,128.09/284,290.04
  6. Step 6: Final answer
    x = 216,612.31

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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.