Home / 53,774.57-74,164.48-45,126.81

Finding the Fourth Proportional to 53,774.57, 74,164.48 and 45,126.81

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Solution

The fourth proportional to 53,774.57, 74,164.48 and 45,126.81 is: 62,237.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,774.57 : 74,164.48 = 45,126.81 : x
  2. Step 2: Convert to fraction form
    53,774.57/74,164.48 = 45,126.81/x
  3. Step 3: Cross multiply
    53,774.57x = 74,164.48 × 45,126.81
  4. Step 4: Simplify right side
    53,774.57x = 3,346,806,284.89
  5. Step 5: Solve for x
    x = 3,346,806,284.89/53,774.57
  6. Step 6: Final answer
    x = 62,237.71

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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.