Home / 124,645.34-186,689.18-57,985.58

Finding the Fourth Proportional to 124,645.34, 186,689.18 and 57,985.58

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Solution

The fourth proportional to 124,645.34, 186,689.18 and 57,985.58 is: 86,848.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,645.34 : 186,689.18 = 57,985.58 : x
  2. Step 2: Convert to fraction form
    124,645.34/186,689.18 = 57,985.58/x
  3. Step 3: Cross multiply
    124,645.34x = 186,689.18 × 57,985.58
  4. Step 4: Simplify right side
    124,645.34x = 10,825,280,092.10
  5. Step 5: Solve for x
    x = 10,825,280,092.10/124,645.34
  6. Step 6: Final answer
    x = 86,848.65

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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.