Home / 170,405.55-235,177.16-102,444.66

Finding the Fourth Proportional to 170,405.55, 235,177.16 and 102,444.66

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Solution

The fourth proportional to 170,405.55, 235,177.16 and 102,444.66 is: 141,384.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,405.55 : 235,177.16 = 102,444.66 : x
  2. Step 2: Convert to fraction form
    170,405.55/235,177.16 = 102,444.66/x
  3. Step 3: Cross multiply
    170,405.55x = 235,177.16 × 102,444.66
  4. Step 4: Simplify right side
    170,405.55x = 24,092,643,683.74
  5. Step 5: Solve for x
    x = 24,092,643,683.74/170,405.55
  6. Step 6: Final answer
    x = 141,384.15

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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.