Home / 186,588.54-257,288.66-126,054.06

Finding the Fourth Proportional to 186,588.54, 257,288.66 and 126,054.06

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Solution

The fourth proportional to 186,588.54, 257,288.66 and 126,054.06 is: 173,817.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,588.54 : 257,288.66 = 126,054.06 : x
  2. Step 2: Convert to fraction form
    186,588.54/257,288.66 = 126,054.06/x
  3. Step 3: Cross multiply
    186,588.54x = 257,288.66 × 126,054.06
  4. Step 4: Simplify right side
    186,588.54x = 32,432,280,184.96
  5. Step 5: Solve for x
    x = 32,432,280,184.96/186,588.54
  6. Step 6: Final answer
    x = 173,817.11

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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.