Home / 186,026.72-256,261.21-134,889.17

Finding the Fourth Proportional to 186,026.72, 256,261.21 and 134,889.17

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Solution

The fourth proportional to 186,026.72, 256,261.21 and 134,889.17 is: 185,816.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,026.72 : 256,261.21 = 134,889.17 : x
  2. Step 2: Convert to fraction form
    186,026.72/256,261.21 = 134,889.17/x
  3. Step 3: Cross multiply
    186,026.72x = 256,261.21 × 134,889.17
  4. Step 4: Simplify right side
    186,026.72x = 34,566,860,301.57
  5. Step 5: Solve for x
    x = 34,566,860,301.57/186,026.72
  6. Step 6: Final answer
    x = 185,816.65

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1.5x scale

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.