Home / 153,694.46-212,263.77-117,004.50

Finding the Fourth Proportional to 153,694.46, 212,263.77 and 117,004.50

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Solution

The fourth proportional to 153,694.46, 212,263.77 and 117,004.50 is: 161,592.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,694.46 : 212,263.77 = 117,004.50 : x
  2. Step 2: Convert to fraction form
    153,694.46/212,263.77 = 117,004.50/x
  3. Step 3: Cross multiply
    153,694.46x = 212,263.77 × 117,004.50
  4. Step 4: Simplify right side
    153,694.46x = 24,835,815,728.51
  5. Step 5: Solve for x
    x = 24,835,815,728.51/153,694.46
  6. Step 6: Final answer
    x = 161,592.13

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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.