Home / 122,569.32-183,877.16-42,604.28

Finding the Fourth Proportional to 122,569.32, 183,877.16 and 42,604.28

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Solution

The fourth proportional to 122,569.32, 183,877.16 and 42,604.28 is: 63,914.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,569.32 : 183,877.16 = 42,604.28 : x
  2. Step 2: Convert to fraction form
    122,569.32/183,877.16 = 42,604.28/x
  3. Step 3: Cross multiply
    122,569.32x = 183,877.16 × 42,604.28
  4. Step 4: Simplify right side
    122,569.32x = 7,833,952,877.84
  5. Step 5: Solve for x
    x = 7,833,952,877.84/122,569.32
  6. Step 6: Final answer
    x = 63,914.47

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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.