Home / 237,253.45-327,417.11-129,828.01

Finding the Fourth Proportional to 237,253.45, 327,417.11 and 129,828.01

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Solution

The fourth proportional to 237,253.45, 327,417.11 and 129,828.01 is: 179,166.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,253.45 : 327,417.11 = 129,828.01 : x
  2. Step 2: Convert to fraction form
    237,253.45/327,417.11 = 129,828.01/x
  3. Step 3: Cross multiply
    237,253.45x = 327,417.11 × 129,828.01
  4. Step 4: Simplify right side
    237,253.45x = 42,507,911,831.25
  5. Step 5: Solve for x
    x = 42,507,911,831.25/237,253.45
  6. Step 6: Final answer
    x = 179,166.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.