Home / 69,437.09-104,155.77-25,095.15

Finding the Fourth Proportional to 69,437.09, 104,155.77 and 25,095.15

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Solution

The fourth proportional to 69,437.09, 104,155.77 and 25,095.15 is: 37,642.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,437.09 : 104,155.77 = 25,095.15 : x
  2. Step 2: Convert to fraction form
    69,437.09/104,155.77 = 25,095.15/x
  3. Step 3: Cross multiply
    69,437.09x = 104,155.77 × 25,095.15
  4. Step 4: Simplify right side
    69,437.09x = 2,613,804,671.52
  5. Step 5: Solve for x
    x = 2,613,804,671.52/69,437.09
  6. Step 6: Final answer
    x = 37,642.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.