Home / 154,754.18-212,169.96-151,954.82

Finding the Fourth Proportional to 154,754.18, 212,169.96 and 151,954.82

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Solution

The fourth proportional to 154,754.18, 212,169.96 and 151,954.82 is: 208,332.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,754.18 : 212,169.96 = 151,954.82 : x
  2. Step 2: Convert to fraction form
    154,754.18/212,169.96 = 151,954.82/x
  3. Step 3: Cross multiply
    154,754.18x = 212,169.96 × 151,954.82
  4. Step 4: Simplify right side
    154,754.18x = 32,240,248,081.21
  5. Step 5: Solve for x
    x = 32,240,248,081.21/154,754.18
  6. Step 6: Final answer
    x = 208,332.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.