Home / 90,789.95-136,184.93-24,230.32

Finding the Fourth Proportional to 90,789.95, 136,184.93 and 24,230.32

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Solution

The fourth proportional to 90,789.95, 136,184.93 and 24,230.32 is: 36,345.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,789.95 : 136,184.93 = 24,230.32 : x
  2. Step 2: Convert to fraction form
    90,789.95/136,184.93 = 24,230.32/x
  3. Step 3: Cross multiply
    90,789.95x = 136,184.93 × 24,230.32
  4. Step 4: Simplify right side
    90,789.95x = 3,299,804,433.08
  5. Step 5: Solve for x
    x = 3,299,804,433.08/90,789.95
  6. Step 6: Final answer
    x = 36,345.48

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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.