Home / 77,196.12-106,533.54-43,204.47

Finding the Fourth Proportional to 77,196.12, 106,533.54 and 43,204.47

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Solution

The fourth proportional to 77,196.12, 106,533.54 and 43,204.47 is: 59,623.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,196.12 : 106,533.54 = 43,204.47 : x
  2. Step 2: Convert to fraction form
    77,196.12/106,533.54 = 43,204.47/x
  3. Step 3: Cross multiply
    77,196.12x = 106,533.54 × 43,204.47
  4. Step 4: Simplify right side
    77,196.12x = 4,602,725,132.92
  5. Step 5: Solve for x
    x = 4,602,725,132.92/77,196.12
  6. Step 6: Final answer
    x = 59,623.79

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1.5x scale

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.