Home / 99,126.33-136,794.47-53,804.33

Finding the Fourth Proportional to 99,126.33, 136,794.47 and 53,804.33

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Solution

The fourth proportional to 99,126.33, 136,794.47 and 53,804.33 is: 74,250.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,126.33 : 136,794.47 = 53,804.33 : x
  2. Step 2: Convert to fraction form
    99,126.33/136,794.47 = 53,804.33/x
  3. Step 3: Cross multiply
    99,126.33x = 136,794.47 × 53,804.33
  4. Step 4: Simplify right side
    99,126.33x = 7,360,134,122.08
  5. Step 5: Solve for x
    x = 7,360,134,122.08/99,126.33
  6. Step 6: Final answer
    x = 74,250.05

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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.