Home / 112,810.59-155,684.84-62,508.51

Finding the Fourth Proportional to 112,810.59, 155,684.84 and 62,508.51

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Solution

The fourth proportional to 112,810.59, 155,684.84 and 62,508.51 is: 86,265.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,810.59 : 155,684.84 = 62,508.51 : x
  2. Step 2: Convert to fraction form
    112,810.59/155,684.84 = 62,508.51/x
  3. Step 3: Cross multiply
    112,810.59x = 155,684.84 × 62,508.51
  4. Step 4: Simplify right side
    112,810.59x = 9,731,627,065.45
  5. Step 5: Solve for x
    x = 9,731,627,065.45/112,810.59
  6. Step 6: Final answer
    x = 86,265.19

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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.