Home / 194,811.40-292,217.10-163,810.68

Finding the Fourth Proportional to 194,811.40, 292,217.10 and 163,810.68

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Solution

The fourth proportional to 194,811.40, 292,217.10 and 163,810.68 is: 245,716.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,811.40 : 292,217.10 = 163,810.68 : x
  2. Step 2: Convert to fraction form
    194,811.40/292,217.10 = 163,810.68/x
  3. Step 3: Cross multiply
    194,811.40x = 292,217.10 × 163,810.68
  4. Step 4: Simplify right side
    194,811.40x = 47,868,280,397.54
  5. Step 5: Solve for x
    x = 47,868,280,397.54/194,811.40
  6. Step 6: Final answer
    x = 245,716.01

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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.