Home / 195,762.40-293,740.80-111,587.20

Finding the Fourth Proportional to 195,762.40, 293,740.80 and 111,587.20

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Solution

The fourth proportional to 195,762.40, 293,740.80 and 111,587.20 is: 167,436.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,762.40 : 293,740.80 = 111,587.20 : x
  2. Step 2: Convert to fraction form
    195,762.40/293,740.80 = 111,587.20/x
  3. Step 3: Cross multiply
    195,762.40x = 293,740.80 × 111,587.20
  4. Step 4: Simplify right side
    195,762.40x = 32,777,713,397.76
  5. Step 5: Solve for x
    x = 32,777,713,397.76/195,762.40
  6. Step 6: Final answer
    x = 167,436.21

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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.