Home / 147,301.29-203,294.75-89,928.59

Finding the Fourth Proportional to 147,301.29, 203,294.75 and 89,928.59

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Solution

The fourth proportional to 147,301.29, 203,294.75 and 89,928.59 is: 124,113.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,301.29 : 203,294.75 = 89,928.59 : x
  2. Step 2: Convert to fraction form
    147,301.29/203,294.75 = 89,928.59/x
  3. Step 3: Cross multiply
    147,301.29x = 203,294.75 × 89,928.59
  4. Step 4: Simplify right side
    147,301.29x = 18,282,008,755.79
  5. Step 5: Solve for x
    x = 18,282,008,755.79/147,301.29
  6. Step 6: Final answer
    x = 124,113.03

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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.