Home / 115,833.40-173,833.14-49,320.16

Finding the Fourth Proportional to 115,833.40, 173,833.14 and 49,320.16

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Solution

The fourth proportional to 115,833.40, 173,833.14 and 49,320.16 is: 74,015.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,833.40 : 173,833.14 = 49,320.16 : x
  2. Step 2: Convert to fraction form
    115,833.40/173,833.14 = 49,320.16/x
  3. Step 3: Cross multiply
    115,833.40x = 173,833.14 × 49,320.16
  4. Step 4: Simplify right side
    115,833.40x = 8,573,478,278.10
  5. Step 5: Solve for x
    x = 8,573,478,278.10/115,833.40
  6. Step 6: Final answer
    x = 74,015.60

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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.