Home / 63,107.16-87,087.64-34,812.68

Finding the Fourth Proportional to 63,107.16, 87,087.64 and 34,812.68

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Solution

The fourth proportional to 63,107.16, 87,087.64 and 34,812.68 is: 48,041.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,107.16 : 87,087.64 = 34,812.68 : x
  2. Step 2: Convert to fraction form
    63,107.16/87,087.64 = 34,812.68/x
  3. Step 3: Cross multiply
    63,107.16x = 87,087.64 × 34,812.68
  4. Step 4: Simplify right side
    63,107.16x = 3,031,754,143.28
  5. Step 5: Solve for x
    x = 3,031,754,143.28/63,107.16
  6. Step 6: Final answer
    x = 48,041.37

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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.