Home / 169,931.79-254,928.33-70,036.38

Finding the Fourth Proportional to 169,931.79, 254,928.33 and 70,036.38

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Solution

The fourth proportional to 169,931.79, 254,928.33 and 70,036.38 is: 105,067.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,931.79 : 254,928.33 = 70,036.38 : x
  2. Step 2: Convert to fraction form
    169,931.79/254,928.33 = 70,036.38/x
  3. Step 3: Cross multiply
    169,931.79x = 254,928.33 × 70,036.38
  4. Step 4: Simplify right side
    169,931.79x = 17,854,257,392.65
  5. Step 5: Solve for x
    x = 17,854,257,392.65/169,931.79
  6. Step 6: Final answer
    x = 105,067.20

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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.