Home / 72,948.54-100,669.75-41,117.44

Finding the Fourth Proportional to 72,948.54, 100,669.75 and 41,117.44

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Solution

The fourth proportional to 72,948.54, 100,669.75 and 41,117.44 is: 56,742.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,948.54 : 100,669.75 = 41,117.44 : x
  2. Step 2: Convert to fraction form
    72,948.54/100,669.75 = 41,117.44/x
  3. Step 3: Cross multiply
    72,948.54x = 100,669.75 × 41,117.44
  4. Step 4: Simplify right side
    72,948.54x = 4,139,282,405.44
  5. Step 5: Solve for x
    x = 4,139,282,405.44/72,948.54
  6. Step 6: Final answer
    x = 56,742.50

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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.