Home / 124,944.79-187,417.02-40,704.81

Finding the Fourth Proportional to 124,944.79, 187,417.02 and 40,704.81

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Solution

The fourth proportional to 124,944.79, 187,417.02 and 40,704.81 is: 61,057.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,944.79 : 187,417.02 = 40,704.81 : x
  2. Step 2: Convert to fraction form
    124,944.79/187,417.02 = 40,704.81/x
  3. Step 3: Cross multiply
    124,944.79x = 187,417.02 × 40,704.81
  4. Step 4: Simplify right side
    124,944.79x = 7,628,774,189.87
  5. Step 5: Solve for x
    x = 7,628,774,189.87/124,944.79
  6. Step 6: Final answer
    x = 61,057.16

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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.