Home / 55,547.88-83,330.47-18,099.25

Finding the Fourth Proportional to 55,547.88, 83,330.47 and 18,099.25

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Solution

The fourth proportional to 55,547.88, 83,330.47 and 18,099.25 is: 27,151.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,547.88 : 83,330.47 = 18,099.25 : x
  2. Step 2: Convert to fraction form
    55,547.88/83,330.47 = 18,099.25/x
  3. Step 3: Cross multiply
    55,547.88x = 83,330.47 × 18,099.25
  4. Step 4: Simplify right side
    55,547.88x = 1,508,218,823.45
  5. Step 5: Solve for x
    x = 1,508,218,823.45/55,547.88
  6. Step 6: Final answer
    x = 27,151.69

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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.