Home / 113,990.94-157,302.62-63,001.04

Finding the Fourth Proportional to 113,990.94, 157,302.62 and 63,001.04

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Solution

The fourth proportional to 113,990.94, 157,302.62 and 63,001.04 is: 86,938.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,990.94 : 157,302.62 = 63,001.04 : x
  2. Step 2: Convert to fraction form
    113,990.94/157,302.62 = 63,001.04/x
  3. Step 3: Cross multiply
    113,990.94x = 157,302.62 × 63,001.04
  4. Step 4: Simplify right side
    113,990.94x = 9,910,227,946.46
  5. Step 5: Solve for x
    x = 9,910,227,946.46/113,990.94
  6. Step 6: Final answer
    x = 86,938.73

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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.