Home / 92,723.08-139,110.56-30,437.32

Finding the Fourth Proportional to 92,723.08, 139,110.56 and 30,437.32

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Solution

The fourth proportional to 92,723.08, 139,110.56 and 30,437.32 is: 45,664.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,723.08 : 139,110.56 = 30,437.32 : x
  2. Step 2: Convert to fraction form
    92,723.08/139,110.56 = 30,437.32/x
  3. Step 3: Cross multiply
    92,723.08x = 139,110.56 × 30,437.32
  4. Step 4: Simplify right side
    92,723.08x = 4,234,152,630.10
  5. Step 5: Solve for x
    x = 4,234,152,630.10/92,723.08
  6. Step 6: Final answer
    x = 45,664.50

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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.