Home / 277,011.60-382,309.68-156,176.16

Finding the Fourth Proportional to 277,011.60, 382,309.68 and 156,176.16

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Solution

The fourth proportional to 277,011.60, 382,309.68 and 156,176.16 is: 215,542.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,011.60 : 382,309.68 = 156,176.16 : x
  2. Step 2: Convert to fraction form
    277,011.60/382,309.68 = 156,176.16/x
  3. Step 3: Cross multiply
    277,011.60x = 382,309.68 × 156,176.16
  4. Step 4: Simplify right side
    277,011.60x = 59,707,657,753.23
  5. Step 5: Solve for x
    x = 59,707,657,753.23/277,011.60
  6. Step 6: Final answer
    x = 215,542.08

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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.