Home / 124,103.34-186,084.36-84,708.18

Finding the Fourth Proportional to 124,103.34, 186,084.36 and 84,708.18

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Solution

The fourth proportional to 124,103.34, 186,084.36 and 84,708.18 is: 127,014.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,103.34 : 186,084.36 = 84,708.18 : x
  2. Step 2: Convert to fraction form
    124,103.34/186,084.36 = 84,708.18/x
  3. Step 3: Cross multiply
    124,103.34x = 186,084.36 × 84,708.18
  4. Step 4: Simplify right side
    124,103.34x = 15,762,867,462.06
  5. Step 5: Solve for x
    x = 15,762,867,462.06/124,103.34
  6. Step 6: Final answer
    x = 127,014.05

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1.5x scale

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.