Home / 121,106.48-181,638.75-36,846.23

Finding the Fourth Proportional to 121,106.48, 181,638.75 and 36,846.23

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Solution

The fourth proportional to 121,106.48, 181,638.75 and 36,846.23 is: 55,262.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,106.48 : 181,638.75 = 36,846.23 : x
  2. Step 2: Convert to fraction form
    121,106.48/181,638.75 = 36,846.23/x
  3. Step 3: Cross multiply
    121,106.48x = 181,638.75 × 36,846.23
  4. Step 4: Simplify right side
    121,106.48x = 6,692,702,389.39
  5. Step 5: Solve for x
    x = 6,692,702,389.39/121,106.48
  6. Step 6: Final answer
    x = 55,262.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.