Home / 55,966.89-83,950.34-18,516.93

Finding the Fourth Proportional to 55,966.89, 83,950.34 and 18,516.93

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Solution

The fourth proportional to 55,966.89, 83,950.34 and 18,516.93 is: 27,775.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,966.89 : 83,950.34 = 18,516.93 : x
  2. Step 2: Convert to fraction form
    55,966.89/83,950.34 = 18,516.93/x
  3. Step 3: Cross multiply
    55,966.89x = 83,950.34 × 18,516.93
  4. Step 4: Simplify right side
    55,966.89x = 1,554,502,476.67
  5. Step 5: Solve for x
    x = 1,554,502,476.67/55,966.89
  6. Step 6: Final answer
    x = 27,775.40

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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.