Home / 194,909.70-292,364.55-163,416.90

Finding the Fourth Proportional to 194,909.70, 292,364.55 and 163,416.90

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Solution

The fourth proportional to 194,909.70, 292,364.55 and 163,416.90 is: 245,125.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,909.70 : 292,364.55 = 163,416.90 : x
  2. Step 2: Convert to fraction form
    194,909.70/292,364.55 = 163,416.90/x
  3. Step 3: Cross multiply
    194,909.70x = 292,364.55 × 163,416.90
  4. Step 4: Simplify right side
    194,909.70x = 47,777,308,430.90
  5. Step 5: Solve for x
    x = 47,777,308,430.90/194,909.70
  6. Step 6: Final answer
    x = 245,125.35

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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.