Home / 195,320.16-292,980.24-70,632

Finding the Fourth Proportional to 195,320.16, 292,980.24 and 70,632

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Solution

The fourth proportional to 195,320.16, 292,980.24 and 70,632 is: 105,948

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,320.16 : 292,980.24 = 70,632 : x
  2. Step 2: Convert to fraction form
    195,320.16/292,980.24 = 70,632/x
  3. Step 3: Cross multiply
    195,320.16x = 292,980.24 × 70,632
  4. Step 4: Simplify right side
    195,320.16x = 20,693,780,311.68
  5. Step 5: Solve for x
    x = 20,693,780,311.68/195,320.16
  6. Step 6: Final answer
    x = 105,948

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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.