Home / 56,798.16-85,209.76-17,358.36

Finding the Fourth Proportional to 56,798.16, 85,209.76 and 17,358.36

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Solution

The fourth proportional to 56,798.16, 85,209.76 and 17,358.36 is: 26,041.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,798.16 : 85,209.76 = 17,358.36 : x
  2. Step 2: Convert to fraction form
    56,798.16/85,209.76 = 17,358.36/x
  3. Step 3: Cross multiply
    56,798.16x = 85,209.76 × 17,358.36
  4. Step 4: Simplify right side
    56,798.16x = 1,479,101,689.59
  5. Step 5: Solve for x
    x = 1,479,101,689.59/56,798.16
  6. Step 6: Final answer
    x = 26,041.37

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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.