Home / 161,849.52-223,364.16-93,889.71

Finding the Fourth Proportional to 161,849.52, 223,364.16 and 93,889.71

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Solution

The fourth proportional to 161,849.52, 223,364.16 and 93,889.71 is: 129,574.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,849.52 : 223,364.16 = 93,889.71 : x
  2. Step 2: Convert to fraction form
    161,849.52/223,364.16 = 93,889.71/x
  3. Step 3: Cross multiply
    161,849.52x = 223,364.16 × 93,889.71
  4. Step 4: Simplify right side
    161,849.52x = 20,971,596,206.79
  5. Step 5: Solve for x
    x = 20,971,596,206.79/161,849.52
  6. Step 6: Final answer
    x = 129,574.66

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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.