Home / 109,426.41-164,157.18-46,247.16

Finding the Fourth Proportional to 109,426.41, 164,157.18 and 46,247.16

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Solution

The fourth proportional to 109,426.41, 164,157.18 and 46,247.16 is: 69,378.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,426.41 : 164,157.18 = 46,247.16 : x
  2. Step 2: Convert to fraction form
    109,426.41/164,157.18 = 46,247.16/x
  3. Step 3: Cross multiply
    109,426.41x = 164,157.18 × 46,247.16
  4. Step 4: Simplify right side
    109,426.41x = 7,591,803,368.61
  5. Step 5: Solve for x
    x = 7,591,803,368.61/109,426.41
  6. Step 6: Final answer
    x = 69,378.16

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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.