Home / 102,191.36-153,301.48-35,621.78

Finding the Fourth Proportional to 102,191.36, 153,301.48 and 35,621.78

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Solution

The fourth proportional to 102,191.36, 153,301.48 and 35,621.78 is: 53,437.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,191.36 : 153,301.48 = 35,621.78 : x
  2. Step 2: Convert to fraction form
    102,191.36/153,301.48 = 35,621.78/x
  3. Step 3: Cross multiply
    102,191.36x = 153,301.48 × 35,621.78
  4. Step 4: Simplify right side
    102,191.36x = 5,460,870,738.67
  5. Step 5: Solve for x
    x = 5,460,870,738.67/102,191.36
  6. Step 6: Final answer
    x = 53,437.70

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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.