Home / 206,875.60-310,313.40-192,113.36

Finding the Fourth Proportional to 206,875.60, 310,313.40 and 192,113.36

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Solution

The fourth proportional to 206,875.60, 310,313.40 and 192,113.36 is: 288,170.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,875.60 : 310,313.40 = 192,113.36 : x
  2. Step 2: Convert to fraction form
    206,875.60/310,313.40 = 192,113.36/x
  3. Step 3: Cross multiply
    206,875.60x = 310,313.40 × 192,113.36
  4. Step 4: Simplify right side
    206,875.60x = 59,615,349,927.02
  5. Step 5: Solve for x
    x = 59,615,349,927.02/206,875.60
  6. Step 6: Final answer
    x = 288,170.04

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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.