Home / 256,598.12-354,091.05-141,870.08

Finding the Fourth Proportional to 256,598.12, 354,091.05 and 141,870.08

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Solution

The fourth proportional to 256,598.12, 354,091.05 and 141,870.08 is: 195,772.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,598.12 : 354,091.05 = 141,870.08 : x
  2. Step 2: Convert to fraction form
    256,598.12/354,091.05 = 141,870.08/x
  3. Step 3: Cross multiply
    256,598.12x = 354,091.05 × 141,870.08
  4. Step 4: Simplify right side
    256,598.12x = 50,234,925,590.78
  5. Step 5: Solve for x
    x = 50,234,925,590.78/256,598.12
  6. Step 6: Final answer
    x = 195,772.77

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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.