Home / 161,258.55-240,527.22-140,031.68

Finding the Fourth Proportional to 161,258.55, 240,527.22 and 140,031.68

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Solution

The fourth proportional to 161,258.55, 240,527.22 and 140,031.68 is: 208,866.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,258.55 : 240,527.22 = 140,031.68 : x
  2. Step 2: Convert to fraction form
    161,258.55/240,527.22 = 140,031.68/x
  3. Step 3: Cross multiply
    161,258.55x = 240,527.22 × 140,031.68
  4. Step 4: Simplify right side
    161,258.55x = 33,681,429,499.69
  5. Step 5: Solve for x
    x = 33,681,429,499.69/161,258.55
  6. Step 6: Final answer
    x = 208,866.01

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.