Home / 249,700.41-374,586.03-81,166.05

Finding the Fourth Proportional to 249,700.41, 374,586.03 and 81,166.05

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Solution

The fourth proportional to 249,700.41, 374,586.03 and 81,166.05 is: 121,760.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,700.41 : 374,586.03 = 81,166.05 : x
  2. Step 2: Convert to fraction form
    249,700.41/374,586.03 = 81,166.05/x
  3. Step 3: Cross multiply
    249,700.41x = 374,586.03 × 81,166.05
  4. Step 4: Simplify right side
    249,700.41x = 30,403,668,440.28
  5. Step 5: Solve for x
    x = 30,403,668,440.28/249,700.41
  6. Step 6: Final answer
    x = 121,760.59

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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.