Home / 74,931.05-103,419.61-44,701.24

Finding the Fourth Proportional to 74,931.05, 103,419.61 and 44,701.24

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Solution

The fourth proportional to 74,931.05, 103,419.61 and 44,701.24 is: 61,696.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,931.05 : 103,419.61 = 44,701.24 : x
  2. Step 2: Convert to fraction form
    74,931.05/103,419.61 = 44,701.24/x
  3. Step 3: Cross multiply
    74,931.05x = 103,419.61 × 44,701.24
  4. Step 4: Simplify right side
    74,931.05x = 4,622,984,807.32
  5. Step 5: Solve for x
    x = 4,622,984,807.32/74,931.05
  6. Step 6: Final answer
    x = 61,696.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.