Home / 154,885.64-232,328.47-55,049.77

Finding the Fourth Proportional to 154,885.64, 232,328.47 and 55,049.77

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Solution

The fourth proportional to 154,885.64, 232,328.47 and 55,049.77 is: 82,574.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,885.64 : 232,328.47 = 55,049.77 : x
  2. Step 2: Convert to fraction form
    154,885.64/232,328.47 = 55,049.77/x
  3. Step 3: Cross multiply
    154,885.64x = 232,328.47 × 55,049.77
  4. Step 4: Simplify right side
    154,885.64x = 12,789,628,119.51
  5. Step 5: Solve for x
    x = 12,789,628,119.51/154,885.64
  6. Step 6: Final answer
    x = 82,574.66

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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.