Home / 97,726.34-134,868.31-54,705.02

Finding the Fourth Proportional to 97,726.34, 134,868.31 and 54,705.02

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Solution

The fourth proportional to 97,726.34, 134,868.31 and 54,705.02 is: 75,496.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,726.34 : 134,868.31 = 54,705.02 : x
  2. Step 2: Convert to fraction form
    97,726.34/134,868.31 = 54,705.02/x
  3. Step 3: Cross multiply
    97,726.34x = 134,868.31 × 54,705.02
  4. Step 4: Simplify right side
    97,726.34x = 7,377,972,784.81
  5. Step 5: Solve for x
    x = 7,377,972,784.81/97,726.34
  6. Step 6: Final answer
    x = 75,496.25

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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.