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Finding the Fourth Proportional to 157,684.95, 236,845.77 and 94,624.83

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Solution

The fourth proportional to 157,684.95, 236,845.77 and 94,624.83 is: 142,128.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,684.95 : 236,845.77 = 94,624.83 : x
  2. Step 2: Convert to fraction form
    157,684.95/236,845.77 = 94,624.83/x
  3. Step 3: Cross multiply
    157,684.95x = 236,845.77 × 94,624.83
  4. Step 4: Simplify right side
    157,684.95x = 22,411,490,722.47
  5. Step 5: Solve for x
    x = 22,411,490,722.47/157,684.95
  6. Step 6: Final answer
    x = 142,128.28

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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.