Home / 265,493.42-398,001-96,895.45

Finding the Fourth Proportional to 265,493.42, 398,001 and 96,895.45

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Solution

The fourth proportional to 265,493.42, 398,001 and 96,895.45 is: 145,255.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,493.42 : 398,001 = 96,895.45 : x
  2. Step 2: Convert to fraction form
    265,493.42/398,001 = 96,895.45/x
  3. Step 3: Cross multiply
    265,493.42x = 398,001 × 96,895.45
  4. Step 4: Simplify right side
    265,493.42x = 38,564,485,000.45
  5. Step 5: Solve for x
    x = 38,564,485,000.45/265,493.42
  6. Step 6: Final answer
    x = 145,255.90

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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.