Home / 86,892.02-119,921.07-52,920.42

Finding the Fourth Proportional to 86,892.02, 119,921.07 and 52,920.42

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Solution

The fourth proportional to 86,892.02, 119,921.07 and 52,920.42 is: 73,036.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,892.02 : 119,921.07 = 52,920.42 : x
  2. Step 2: Convert to fraction form
    86,892.02/119,921.07 = 52,920.42/x
  3. Step 3: Cross multiply
    86,892.02x = 119,921.07 × 52,920.42
  4. Step 4: Simplify right side
    86,892.02x = 6,346,273,391.25
  5. Step 5: Solve for x
    x = 6,346,273,391.25/86,892.02
  6. Step 6: Final answer
    x = 73,036.32

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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.