Home / 254,877.16-382,393.50-130,305.64

Finding the Fourth Proportional to 254,877.16, 382,393.50 and 130,305.64

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Solution

The fourth proportional to 254,877.16, 382,393.50 and 130,305.64 is: 195,498.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,877.16 : 382,393.50 = 130,305.64 : x
  2. Step 2: Convert to fraction form
    254,877.16/382,393.50 = 130,305.64/x
  3. Step 3: Cross multiply
    254,877.16x = 382,393.50 × 130,305.64
  4. Step 4: Simplify right side
    254,877.16x = 49,828,029,749.34
  5. Step 5: Solve for x
    x = 49,828,029,749.34/254,877.16
  6. Step 6: Final answer
    x = 195,498.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.