Home / 105,077.44-145,005.60-60,365.44

Finding the Fourth Proportional to 105,077.44, 145,005.60 and 60,365.44

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Solution

The fourth proportional to 105,077.44, 145,005.60 and 60,365.44 is: 83,303.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,077.44 : 145,005.60 = 60,365.44 : x
  2. Step 2: Convert to fraction form
    105,077.44/145,005.60 = 60,365.44/x
  3. Step 3: Cross multiply
    105,077.44x = 145,005.60 × 60,365.44
  4. Step 4: Simplify right side
    105,077.44x = 8,753,326,846.46
  5. Step 5: Solve for x
    x = 8,753,326,846.46/105,077.44
  6. Step 6: Final answer
    x = 83,303.58

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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.