Home / 277,225.55-382,555.40-156,359.63

Finding the Fourth Proportional to 277,225.55, 382,555.40 and 156,359.63

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Solution

The fourth proportional to 277,225.55, 382,555.40 and 156,359.63 is: 215,767.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,225.55 : 382,555.40 = 156,359.63 : x
  2. Step 2: Convert to fraction form
    277,225.55/382,555.40 = 156,359.63/x
  3. Step 3: Cross multiply
    277,225.55x = 382,555.40 × 156,359.63
  4. Step 4: Simplify right side
    277,225.55x = 59,816,222,145.79
  5. Step 5: Solve for x
    x = 59,816,222,145.79/277,225.55
  6. Step 6: Final answer
    x = 215,767.35

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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.