Home / 48,365.40-72,542.64-13,300.50

Finding the Fourth Proportional to 48,365.40, 72,542.64 and 13,300.50

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Solution

The fourth proportional to 48,365.40, 72,542.64 and 13,300.50 is: 19,949.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,365.40 : 72,542.64 = 13,300.50 : x
  2. Step 2: Convert to fraction form
    48,365.40/72,542.64 = 13,300.50/x
  3. Step 3: Cross multiply
    48,365.40x = 72,542.64 × 13,300.50
  4. Step 4: Simplify right side
    48,365.40x = 964,853,383.32
  5. Step 5: Solve for x
    x = 964,853,383.32/48,365.40
  6. Step 6: Final answer
    x = 19,949.25

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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.