Home / 194,888.40-292,246.20-89,739.60

Finding the Fourth Proportional to 194,888.40, 292,246.20 and 89,739.60

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Solution

The fourth proportional to 194,888.40, 292,246.20 and 89,739.60 is: 134,569.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,888.40 : 292,246.20 = 89,739.60 : x
  2. Step 2: Convert to fraction form
    194,888.40/292,246.20 = 89,739.60/x
  3. Step 3: Cross multiply
    194,888.40x = 292,246.20 × 89,739.60
  4. Step 4: Simplify right side
    194,888.40x = 26,226,057,089.52
  5. Step 5: Solve for x
    x = 26,226,057,089.52/194,888.40
  6. Step 6: Final answer
    x = 134,569.62

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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.