Home / 150,526.76-207,725.21-86,863.19

Finding the Fourth Proportional to 150,526.76, 207,725.21 and 86,863.19

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Solution

The fourth proportional to 150,526.76, 207,725.21 and 86,863.19 is: 119,870.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,526.76 : 207,725.21 = 86,863.19 : x
  2. Step 2: Convert to fraction form
    150,526.76/207,725.21 = 86,863.19/x
  3. Step 3: Cross multiply
    150,526.76x = 207,725.21 × 86,863.19
  4. Step 4: Simplify right side
    150,526.76x = 18,043,673,236.81
  5. Step 5: Solve for x
    x = 18,043,673,236.81/150,526.76
  6. Step 6: Final answer
    x = 119,870.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.