Home / 83,888.10-115,765.50-46,162.35

Finding the Fourth Proportional to 83,888.10, 115,765.50 and 46,162.35

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Solution

The fourth proportional to 83,888.10, 115,765.50 and 46,162.35 is: 63,704.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,888.10 : 115,765.50 = 46,162.35 : x
  2. Step 2: Convert to fraction form
    83,888.10/115,765.50 = 46,162.35/x
  3. Step 3: Cross multiply
    83,888.10x = 115,765.50 × 46,162.35
  4. Step 4: Simplify right side
    83,888.10x = 5,344,007,528.93
  5. Step 5: Solve for x
    x = 5,344,007,528.93/83,888.10
  6. Step 6: Final answer
    x = 63,704.00

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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.