Home / 55,598.40-83,398.68-18,158.58

Finding the Fourth Proportional to 55,598.40, 83,398.68 and 18,158.58

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Solution

The fourth proportional to 55,598.40, 83,398.68 and 18,158.58 is: 27,238.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,598.40 : 83,398.68 = 18,158.58 : x
  2. Step 2: Convert to fraction form
    55,598.40/83,398.68 = 18,158.58/x
  3. Step 3: Cross multiply
    55,598.40x = 83,398.68 × 18,158.58
  4. Step 4: Simplify right side
    55,598.40x = 1,514,401,602.67
  5. Step 5: Solve for x
    x = 1,514,401,602.67/55,598.40
  6. Step 6: Final answer
    x = 27,238.22

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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.