Home / 70,550.06-97,360.65-40,338.14

Finding the Fourth Proportional to 70,550.06, 97,360.65 and 40,338.14

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Solution

The fourth proportional to 70,550.06, 97,360.65 and 40,338.14 is: 55,667.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,550.06 : 97,360.65 = 40,338.14 : x
  2. Step 2: Convert to fraction form
    70,550.06/97,360.65 = 40,338.14/x
  3. Step 3: Cross multiply
    70,550.06x = 97,360.65 × 40,338.14
  4. Step 4: Simplify right side
    70,550.06x = 3,927,347,043.39
  5. Step 5: Solve for x
    x = 3,927,347,043.39/70,550.06
  6. Step 6: Final answer
    x = 55,667.53

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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.