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Finding the Fourth Proportional to 157,036.49, 216,729.59 and 92,502.39

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Solution

The fourth proportional to 157,036.49, 216,729.59 and 92,502.39 is: 127,664.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,036.49 : 216,729.59 = 92,502.39 : x
  2. Step 2: Convert to fraction form
    157,036.49/216,729.59 = 92,502.39/x
  3. Step 3: Cross multiply
    157,036.49x = 216,729.59 × 92,502.39
  4. Step 4: Simplify right side
    157,036.49x = 20,048,005,058.72
  5. Step 5: Solve for x
    x = 20,048,005,058.72/157,036.49
  6. Step 6: Final answer
    x = 127,664.63

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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.