Home / 86,254.08-119,021-48,527.52

Finding the Fourth Proportional to 86,254.08, 119,021 and 48,527.52

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Solution

The fourth proportional to 86,254.08, 119,021 and 48,527.52 is: 66,962.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,254.08 : 119,021 = 48,527.52 : x
  2. Step 2: Convert to fraction form
    86,254.08/119,021 = 48,527.52/x
  3. Step 3: Cross multiply
    86,254.08x = 119,021 × 48,527.52
  4. Step 4: Simplify right side
    86,254.08x = 5,775,793,957.92
  5. Step 5: Solve for x
    x = 5,775,793,957.92/86,254.08
  6. Step 6: Final answer
    x = 66,962.56

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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.