Home / 124,428.95-186,650.40-35,680.13

Finding the Fourth Proportional to 124,428.95, 186,650.40 and 35,680.13

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Solution

The fourth proportional to 124,428.95, 186,650.40 and 35,680.13 is: 53,522.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,428.95 : 186,650.40 = 35,680.13 : x
  2. Step 2: Convert to fraction form
    124,428.95/186,650.40 = 35,680.13/x
  3. Step 3: Cross multiply
    124,428.95x = 186,650.40 × 35,680.13
  4. Step 4: Simplify right side
    124,428.95x = 6,659,709,603.30
  5. Step 5: Solve for x
    x = 6,659,709,603.30/124,428.95
  6. Step 6: Final answer
    x = 53,522.19

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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.