Home / 124,513.60-186,770.40-31,019.35

Finding the Fourth Proportional to 124,513.60, 186,770.40 and 31,019.35

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Solution

The fourth proportional to 124,513.60, 186,770.40 and 31,019.35 is: 46,529.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,513.60 : 186,770.40 = 31,019.35 : x
  2. Step 2: Convert to fraction form
    124,513.60/186,770.40 = 31,019.35/x
  3. Step 3: Cross multiply
    124,513.60x = 186,770.40 × 31,019.35
  4. Step 4: Simplify right side
    124,513.60x = 5,793,496,407.24
  5. Step 5: Solve for x
    x = 5,793,496,407.24/124,513.60
  6. Step 6: Final answer
    x = 46,529.03

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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.