Home / 145,964.96-201,252.70-120,032.90

Finding the Fourth Proportional to 145,964.96, 201,252.70 and 120,032.90

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Solution

The fourth proportional to 145,964.96, 201,252.70 and 120,032.90 is: 165,498.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,964.96 : 201,252.70 = 120,032.90 : x
  2. Step 2: Convert to fraction form
    145,964.96/201,252.70 = 120,032.90/x
  3. Step 3: Cross multiply
    145,964.96x = 201,252.70 × 120,032.90
  4. Step 4: Simplify right side
    145,964.96x = 24,156,945,213.83
  5. Step 5: Solve for x
    x = 24,156,945,213.83/145,964.96
  6. Step 6: Final answer
    x = 165,498.25

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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.