Home / 53,888.57-74,340.47-41,869.65

Finding the Fourth Proportional to 53,888.57, 74,340.47 and 41,869.65

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Solution

The fourth proportional to 53,888.57, 74,340.47 and 41,869.65 is: 57,760.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,888.57 : 74,340.47 = 41,869.65 : x
  2. Step 2: Convert to fraction form
    53,888.57/74,340.47 = 41,869.65/x
  3. Step 3: Cross multiply
    53,888.57x = 74,340.47 × 41,869.65
  4. Step 4: Simplify right side
    53,888.57x = 3,112,609,459.74
  5. Step 5: Solve for x
    x = 3,112,609,459.74/53,888.57
  6. Step 6: Final answer
    x = 57,760.10

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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.