Home / 34,875.10-48,127.83-20,535.56

Finding the Fourth Proportional to 34,875.10, 48,127.83 and 20,535.56

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Solution

The fourth proportional to 34,875.10, 48,127.83 and 20,535.56 is: 28,339.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,875.10 : 48,127.83 = 20,535.56 : x
  2. Step 2: Convert to fraction form
    34,875.10/48,127.83 = 20,535.56/x
  3. Step 3: Cross multiply
    34,875.10x = 48,127.83 × 20,535.56
  4. Step 4: Simplify right side
    34,875.10x = 988,331,700.00
  5. Step 5: Solve for x
    x = 988,331,700.00/34,875.10
  6. Step 6: Final answer
    x = 28,339.18

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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.