Home / 194,439.40-291,659.10-163,335.40

Finding the Fourth Proportional to 194,439.40, 291,659.10 and 163,335.40

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Solution

The fourth proportional to 194,439.40, 291,659.10 and 163,335.40 is: 245,003.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,439.40 : 291,659.10 = 163,335.40 : x
  2. Step 2: Convert to fraction form
    194,439.40/291,659.10 = 163,335.40/x
  3. Step 3: Cross multiply
    194,439.40x = 291,659.10 × 163,335.40
  4. Step 4: Simplify right side
    194,439.40x = 47,638,255,762.14
  5. Step 5: Solve for x
    x = 47,638,255,762.14/194,439.40
  6. Step 6: Final answer
    x = 245,003.10

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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.