Home / 158,535.06-238,039.80-137,253.59

Finding the Fourth Proportional to 158,535.06, 238,039.80 and 137,253.59

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Solution

The fourth proportional to 158,535.06, 238,039.80 and 137,253.59 is: 206,085.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,535.06 : 238,039.80 = 137,253.59 : x
  2. Step 2: Convert to fraction form
    158,535.06/238,039.80 = 137,253.59/x
  3. Step 3: Cross multiply
    158,535.06x = 238,039.80 × 137,253.59
  4. Step 4: Simplify right side
    158,535.06x = 32,671,817,639.61
  5. Step 5: Solve for x
    x = 32,671,817,639.61/158,535.06
  6. Step 6: Final answer
    x = 206,085.75

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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.