Home / 194,943.60-292,415.40-89,967.60

Finding the Fourth Proportional to 194,943.60, 292,415.40 and 89,967.60

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Solution

The fourth proportional to 194,943.60, 292,415.40 and 89,967.60 is: 134,951.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,943.60 : 292,415.40 = 89,967.60 : x
  2. Step 2: Convert to fraction form
    194,943.60/292,415.40 = 89,967.60/x
  3. Step 3: Cross multiply
    194,943.60x = 292,415.40 × 89,967.60
  4. Step 4: Simplify right side
    194,943.60x = 26,307,911,741.04
  5. Step 5: Solve for x
    x = 26,307,911,741.04/194,943.60
  6. Step 6: Final answer
    x = 134,951.40

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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.