Home / 186,189.34-256,135.00-163,115.25

Finding the Fourth Proportional to 186,189.34, 256,135.00 and 163,115.25

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Solution

The fourth proportional to 186,189.34, 256,135.00 and 163,115.25 is: 224,392.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,189.34 : 256,135.00 = 163,115.25 : x
  2. Step 2: Convert to fraction form
    186,189.34/256,135.00 = 163,115.25/x
  3. Step 3: Cross multiply
    186,189.34x = 256,135.00 × 163,115.25
  4. Step 4: Simplify right side
    186,189.34x = 41,779,523,685.86
  5. Step 5: Solve for x
    x = 41,779,523,685.86/186,189.34
  6. Step 6: Final answer
    x = 224,392.68

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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.