Home / 112,268.32-154,934.03-61,284.07

Finding the Fourth Proportional to 112,268.32, 154,934.03 and 61,284.07

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Solution

The fourth proportional to 112,268.32, 154,934.03 and 61,284.07 is: 84,574.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,268.32 : 154,934.03 = 61,284.07 : x
  2. Step 2: Convert to fraction form
    112,268.32/154,934.03 = 61,284.07/x
  3. Step 3: Cross multiply
    112,268.32x = 154,934.03 × 61,284.07
  4. Step 4: Simplify right side
    112,268.32x = 9,494,987,592.49
  5. Step 5: Solve for x
    x = 9,494,987,592.49/112,268.32
  6. Step 6: Final answer
    x = 84,574.06

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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.