Home / 48,438.40-72,633.30-22,113.40

Finding the Fourth Proportional to 48,438.40, 72,633.30 and 22,113.40

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Solution

The fourth proportional to 48,438.40, 72,633.30 and 22,113.40 is: 33,159.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,438.40 : 72,633.30 = 22,113.40 : x
  2. Step 2: Convert to fraction form
    48,438.40/72,633.30 = 22,113.40/x
  3. Step 3: Cross multiply
    48,438.40x = 72,633.30 × 22,113.40
  4. Step 4: Simplify right side
    48,438.40x = 1,606,169,216.22
  5. Step 5: Solve for x
    x = 1,606,169,216.22/48,438.40
  6. Step 6: Final answer
    x = 33,159.01

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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.