Home / 40,894.24-61,341.60-14,603.20

Finding the Fourth Proportional to 40,894.24, 61,341.60 and 14,603.20

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Solution

The fourth proportional to 40,894.24, 61,341.60 and 14,603.20 is: 21,904.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,894.24 : 61,341.60 = 14,603.20 : x
  2. Step 2: Convert to fraction form
    40,894.24/61,341.60 = 14,603.20/x
  3. Step 3: Cross multiply
    40,894.24x = 61,341.60 × 14,603.20
  4. Step 4: Simplify right side
    40,894.24x = 895,783,653.12
  5. Step 5: Solve for x
    x = 895,783,653.12/40,894.24
  6. Step 6: Final answer
    x = 21,904.89

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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.