Home / 32,631.65-48,969.35-20,953.07

Finding the Fourth Proportional to 32,631.65, 48,969.35 and 20,953.07

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Solution

The fourth proportional to 32,631.65, 48,969.35 and 20,953.07 is: 31,443.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,631.65 : 48,969.35 = 20,953.07 : x
  2. Step 2: Convert to fraction form
    32,631.65/48,969.35 = 20,953.07/x
  3. Step 3: Cross multiply
    32,631.65x = 48,969.35 × 20,953.07
  4. Step 4: Simplify right side
    32,631.65x = 1,026,058,218.40
  5. Step 5: Solve for x
    x = 1,026,058,218.40/32,631.65
  6. Step 6: Final answer
    x = 31,443.65

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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.