Home / 186,131.08-256,723.41-118,089.46

Finding the Fourth Proportional to 186,131.08, 256,723.41 and 118,089.46

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Solution

The fourth proportional to 186,131.08, 256,723.41 and 118,089.46 is: 162,876.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,131.08 : 256,723.41 = 118,089.46 : x
  2. Step 2: Convert to fraction form
    186,131.08/256,723.41 = 118,089.46/x
  3. Step 3: Cross multiply
    186,131.08x = 256,723.41 × 118,089.46
  4. Step 4: Simplify right side
    186,131.08x = 30,316,328,856.26
  5. Step 5: Solve for x
    x = 30,316,328,856.26/186,131.08
  6. Step 6: Final answer
    x = 162,876.23

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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.