Home / 154,215.47-230,683.30-144,767.63

Finding the Fourth Proportional to 154,215.47, 230,683.30 and 144,767.63

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Solution

The fourth proportional to 154,215.47, 230,683.30 and 144,767.63 is: 216,550.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,215.47 : 230,683.30 = 144,767.63 : x
  2. Step 2: Convert to fraction form
    154,215.47/230,683.30 = 144,767.63/x
  3. Step 3: Cross multiply
    154,215.47x = 230,683.30 × 144,767.63
  4. Step 4: Simplify right side
    154,215.47x = 33,395,474,621.58
  5. Step 5: Solve for x
    x = 33,395,474,621.58/154,215.47
  6. Step 6: Final answer
    x = 216,550.74

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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.