Home / 99,723.74-149,541.75-37,350.50

Finding the Fourth Proportional to 99,723.74, 149,541.75 and 37,350.50

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Solution

The fourth proportional to 99,723.74, 149,541.75 and 37,350.50 is: 56,009.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,723.74 : 149,541.75 = 37,350.50 : x
  2. Step 2: Convert to fraction form
    99,723.74/149,541.75 = 37,350.50/x
  3. Step 3: Cross multiply
    99,723.74x = 149,541.75 × 37,350.50
  4. Step 4: Simplify right side
    99,723.74x = 5,585,459,133.38
  5. Step 5: Solve for x
    x = 5,585,459,133.38/99,723.74
  6. Step 6: Final answer
    x = 56,009.32

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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.