Home / 115,610.83-173,430.14-40,715.50

Finding the Fourth Proportional to 115,610.83, 173,430.14 and 40,715.50

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Solution

The fourth proportional to 115,610.83, 173,430.14 and 40,715.50 is: 61,078.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,610.83 : 173,430.14 = 40,715.50 : x
  2. Step 2: Convert to fraction form
    115,610.83/173,430.14 = 40,715.50/x
  3. Step 3: Cross multiply
    115,610.83x = 173,430.14 × 40,715.50
  4. Step 4: Simplify right side
    115,610.83x = 7,061,294,865.17
  5. Step 5: Solve for x
    x = 7,061,294,865.17/115,610.83
  6. Step 6: Final answer
    x = 61,078.14

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1.5x scale

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.