Home / 52,202.89-72,036.02-30,693.52

Finding the Fourth Proportional to 52,202.89, 72,036.02 and 30,693.52

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Solution

The fourth proportional to 52,202.89, 72,036.02 and 30,693.52 is: 42,354.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,202.89 : 72,036.02 = 30,693.52 : x
  2. Step 2: Convert to fraction form
    52,202.89/72,036.02 = 30,693.52/x
  3. Step 3: Cross multiply
    52,202.89x = 72,036.02 × 30,693.52
  4. Step 4: Simplify right side
    52,202.89x = 2,211,039,020.59
  5. Step 5: Solve for x
    x = 2,211,039,020.59/52,202.89
  6. Step 6: Final answer
    x = 42,354.72

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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.