Home / 55,510.18-76,602.48-30,359.14

Finding the Fourth Proportional to 55,510.18, 76,602.48 and 30,359.14

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Solution

The fourth proportional to 55,510.18, 76,602.48 and 30,359.14 is: 41,894.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,510.18 : 76,602.48 = 30,359.14 : x
  2. Step 2: Convert to fraction form
    55,510.18/76,602.48 = 30,359.14/x
  3. Step 3: Cross multiply
    55,510.18x = 76,602.48 × 30,359.14
  4. Step 4: Simplify right side
    55,510.18x = 2,325,585,414.67
  5. Step 5: Solve for x
    x = 2,325,585,414.67/55,510.18
  6. Step 6: Final answer
    x = 41,894.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.