Home / 194,947.60-292,421.40-89,971.60

Finding the Fourth Proportional to 194,947.60, 292,421.40 and 89,971.60

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Solution

The fourth proportional to 194,947.60, 292,421.40 and 89,971.60 is: 134,957.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,947.60 : 292,421.40 = 89,971.60 : x
  2. Step 2: Convert to fraction form
    194,947.60/292,421.40 = 89,971.60/x
  3. Step 3: Cross multiply
    194,947.60x = 292,421.40 × 89,971.60
  4. Step 4: Simplify right side
    194,947.60x = 26,309,621,232.24
  5. Step 5: Solve for x
    x = 26,309,621,232.24/194,947.60
  6. Step 6: Final answer
    x = 134,957.40

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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.