Home / 277,140.08-382,447.98-156,279.17

Finding the Fourth Proportional to 277,140.08, 382,447.98 and 156,279.17

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Solution

The fourth proportional to 277,140.08, 382,447.98 and 156,279.17 is: 215,662.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,140.08 : 382,447.98 = 156,279.17 : x
  2. Step 2: Convert to fraction form
    277,140.08/382,447.98 = 156,279.17/x
  3. Step 3: Cross multiply
    277,140.08x = 382,447.98 × 156,279.17
  4. Step 4: Simplify right side
    277,140.08x = 59,768,653,838.70
  5. Step 5: Solve for x
    x = 59,768,653,838.70/277,140.08
  6. Step 6: Final answer
    x = 215,662.25

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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.