Home / 193,046.10-289,569.15-163,886.10

Finding the Fourth Proportional to 193,046.10, 289,569.15 and 163,886.10

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Solution

The fourth proportional to 193,046.10, 289,569.15 and 163,886.10 is: 245,829.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,046.10 : 289,569.15 = 163,886.10 : x
  2. Step 2: Convert to fraction form
    193,046.10/289,569.15 = 163,886.10/x
  3. Step 3: Cross multiply
    193,046.10x = 289,569.15 × 163,886.10
  4. Step 4: Simplify right side
    193,046.10x = 47,456,358,673.82
  5. Step 5: Solve for x
    x = 47,456,358,673.82/193,046.10
  6. Step 6: Final answer
    x = 245,829.15

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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.