Home / 52,203.59-72,036.96-30,694.21

Finding the Fourth Proportional to 52,203.59, 72,036.96 and 30,694.21

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Solution

The fourth proportional to 52,203.59, 72,036.96 and 30,694.21 is: 42,355.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,203.59 : 72,036.96 = 30,694.21 : x
  2. Step 2: Convert to fraction form
    52,203.59/72,036.96 = 30,694.21/x
  3. Step 3: Cross multiply
    52,203.59x = 72,036.96 × 30,694.21
  4. Step 4: Simplify right side
    52,203.59x = 2,211,117,455.46
  5. Step 5: Solve for x
    x = 2,211,117,455.46/52,203.59
  6. Step 6: Final answer
    x = 42,355.66

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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.