Home / 53,837.67-74,298.42-31,177.65

Finding the Fourth Proportional to 53,837.67, 74,298.42 and 31,177.65

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Solution

The fourth proportional to 53,837.67, 74,298.42 and 31,177.65 is: 43,026.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,837.67 : 74,298.42 = 31,177.65 : x
  2. Step 2: Convert to fraction form
    53,837.67/74,298.42 = 31,177.65/x
  3. Step 3: Cross multiply
    53,837.67x = 74,298.42 × 31,177.65
  4. Step 4: Simplify right side
    53,837.67x = 2,316,450,134.31
  5. Step 5: Solve for x
    x = 2,316,450,134.31/53,837.67
  6. Step 6: Final answer
    x = 43,026.57

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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.