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Finding the Fourth Proportional to 181,085.41, 271,894.71 and 101,279.74

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Solution

The fourth proportional to 181,085.41, 271,894.71 and 101,279.74 is: 152,068.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,085.41 : 271,894.71 = 101,279.74 : x
  2. Step 2: Convert to fraction form
    181,085.41/271,894.71 = 101,279.74/x
  3. Step 3: Cross multiply
    181,085.41x = 271,894.71 × 101,279.74
  4. Step 4: Simplify right side
    181,085.41x = 27,537,425,536.18
  5. Step 5: Solve for x
    x = 27,537,425,536.18/181,085.41
  6. Step 6: Final answer
    x = 152,068.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.