Home / 195,864.20-293,822.45-77,507.86

Finding the Fourth Proportional to 195,864.20, 293,822.45 and 77,507.86

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Solution

The fourth proportional to 195,864.20, 293,822.45 and 77,507.86 is: 116,272.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,864.20 : 293,822.45 = 77,507.86 : x
  2. Step 2: Convert to fraction form
    195,864.20/293,822.45 = 77,507.86/x
  3. Step 3: Cross multiply
    195,864.20x = 293,822.45 × 77,507.86
  4. Step 4: Simplify right side
    195,864.20x = 22,773,547,462.81
  5. Step 5: Solve for x
    x = 22,773,547,462.81/195,864.20
  6. Step 6: Final answer
    x = 116,272.13

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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.