Home / 261,965.58-392,973.57-104,158.86

Finding the Fourth Proportional to 261,965.58, 392,973.57 and 104,158.86

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Solution

The fourth proportional to 261,965.58, 392,973.57 and 104,158.86 is: 156,248.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,965.58 : 392,973.57 = 104,158.86 : x
  2. Step 2: Convert to fraction form
    261,965.58/392,973.57 = 104,158.86/x
  3. Step 3: Cross multiply
    261,965.58x = 392,973.57 × 104,158.86
  4. Step 4: Simplify right side
    261,965.58x = 40,931,679,061.33
  5. Step 5: Solve for x
    x = 40,931,679,061.33/261,965.58
  6. Step 6: Final answer
    x = 156,248.31

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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.