Home / 105,306.92-157,960.40-35,186.24

Finding the Fourth Proportional to 105,306.92, 157,960.40 and 35,186.24

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Solution

The fourth proportional to 105,306.92, 157,960.40 and 35,186.24 is: 52,779.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,306.92 : 157,960.40 = 35,186.24 : x
  2. Step 2: Convert to fraction form
    105,306.92/157,960.40 = 35,186.24/x
  3. Step 3: Cross multiply
    105,306.92x = 157,960.40 × 35,186.24
  4. Step 4: Simplify right side
    105,306.92x = 5,558,031,579.16
  5. Step 5: Solve for x
    x = 5,558,031,579.16/105,306.92
  6. Step 6: Final answer
    x = 52,779.36

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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.