Home / 124,301.70-186,452.55-30,807.45

Finding the Fourth Proportional to 124,301.70, 186,452.55 and 30,807.45

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Solution

The fourth proportional to 124,301.70, 186,452.55 and 30,807.45 is: 46,211.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,301.70 : 186,452.55 = 30,807.45 : x
  2. Step 2: Convert to fraction form
    124,301.70/186,452.55 = 30,807.45/x
  3. Step 3: Cross multiply
    124,301.70x = 186,452.55 × 30,807.45
  4. Step 4: Simplify right side
    124,301.70x = 5,744,127,611.50
  5. Step 5: Solve for x
    x = 5,744,127,611.50/124,301.70
  6. Step 6: Final answer
    x = 46,211.18

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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.