Home / 107,300.79-160,951.19-40,725.18

Finding the Fourth Proportional to 107,300.79, 160,951.19 and 40,725.18

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Solution

The fourth proportional to 107,300.79, 160,951.19 and 40,725.18 is: 61,087.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,300.79 : 160,951.19 = 40,725.18 : x
  2. Step 2: Convert to fraction form
    107,300.79/160,951.19 = 40,725.18/x
  3. Step 3: Cross multiply
    107,300.79x = 160,951.19 × 40,725.18
  4. Step 4: Simplify right side
    107,300.79x = 6,554,765,980.34
  5. Step 5: Solve for x
    x = 6,554,765,980.34/107,300.79
  6. Step 6: Final answer
    x = 61,087.77

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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.