Home / 186,023.17-256,256.40-134,885.62

Finding the Fourth Proportional to 186,023.17, 256,256.40 and 134,885.62

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Solution

The fourth proportional to 186,023.17, 256,256.40 and 134,885.62 is: 185,811.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,023.17 : 256,256.40 = 134,885.62 : x
  2. Step 2: Convert to fraction form
    186,023.17/256,256.40 = 134,885.62/x
  3. Step 3: Cross multiply
    186,023.17x = 256,256.40 × 134,885.62
  4. Step 4: Simplify right side
    186,023.17x = 34,565,303,392.97
  5. Step 5: Solve for x
    x = 34,565,303,392.97/186,023.17
  6. Step 6: Final answer
    x = 185,811.82

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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.