Home / 171,933.40-257,316.90-150,938.20

Finding the Fourth Proportional to 171,933.40, 257,316.90 and 150,938.20

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Solution

The fourth proportional to 171,933.40, 257,316.90 and 150,938.20 is: 225,895.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,933.40 : 257,316.90 = 150,938.20 : x
  2. Step 2: Convert to fraction form
    171,933.40/257,316.90 = 150,938.20/x
  3. Step 3: Cross multiply
    171,933.40x = 257,316.90 × 150,938.20
  4. Step 4: Simplify right side
    171,933.40x = 38,838,949,715.58
  5. Step 5: Solve for x
    x = 38,838,949,715.58/171,933.40
  6. Step 6: Final answer
    x = 225,895.32

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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.