Home / 145,598.10-218,407.13-49,496.21

Finding the Fourth Proportional to 145,598.10, 218,407.13 and 49,496.21

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Solution

The fourth proportional to 145,598.10, 218,407.13 and 49,496.21 is: 74,247.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,598.10 : 218,407.13 = 49,496.21 : x
  2. Step 2: Convert to fraction form
    145,598.10/218,407.13 = 49,496.21/x
  3. Step 3: Cross multiply
    145,598.10x = 218,407.13 × 49,496.21
  4. Step 4: Simplify right side
    145,598.10x = 10,810,325,171.98
  5. Step 5: Solve for x
    x = 10,810,325,171.98/145,598.10
  6. Step 6: Final answer
    x = 74,247.71

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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.