Home / 83,004.75-114,547.37-45,279.81

Finding the Fourth Proportional to 83,004.75, 114,547.37 and 45,279.81

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Solution

The fourth proportional to 83,004.75, 114,547.37 and 45,279.81 is: 62,486.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,004.75 : 114,547.37 = 45,279.81 : x
  2. Step 2: Convert to fraction form
    83,004.75/114,547.37 = 45,279.81/x
  3. Step 3: Cross multiply
    83,004.75x = 114,547.37 × 45,279.81
  4. Step 4: Simplify right side
    83,004.75x = 5,186,682,923.20
  5. Step 5: Solve for x
    x = 5,186,682,923.20/83,004.75
  6. Step 6: Final answer
    x = 62,486.58

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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.