Home / 48,603.12-67,070.40-27,386.64

Finding the Fourth Proportional to 48,603.12, 67,070.40 and 27,386.64

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Solution

The fourth proportional to 48,603.12, 67,070.40 and 27,386.64 is: 37,792.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,603.12 : 67,070.40 = 27,386.64 : x
  2. Step 2: Convert to fraction form
    48,603.12/67,070.40 = 27,386.64/x
  3. Step 3: Cross multiply
    48,603.12x = 67,070.40 × 27,386.64
  4. Step 4: Simplify right side
    48,603.12x = 1,836,832,899.46
  5. Step 5: Solve for x
    x = 1,836,832,899.46/48,603.12
  6. Step 6: Final answer
    x = 37,792.49

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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.