Home / 147,872.68-221,599.34-114,437.10

Finding the Fourth Proportional to 147,872.68, 221,599.34 and 114,437.10

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Solution

The fourth proportional to 147,872.68, 221,599.34 and 114,437.10 is: 171,493.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,872.68 : 221,599.34 = 114,437.10 : x
  2. Step 2: Convert to fraction form
    147,872.68/221,599.34 = 114,437.10/x
  3. Step 3: Cross multiply
    147,872.68x = 221,599.34 × 114,437.10
  4. Step 4: Simplify right side
    147,872.68x = 25,359,185,831.51
  5. Step 5: Solve for x
    x = 25,359,185,831.51/147,872.68
  6. Step 6: Final answer
    x = 171,493.38

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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.