Home / 96,418.80-133,048.08-55,587.51

Finding the Fourth Proportional to 96,418.80, 133,048.08 and 55,587.51

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Solution

The fourth proportional to 96,418.80, 133,048.08 and 55,587.51 is: 76,705.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,418.80 : 133,048.08 = 55,587.51 : x
  2. Step 2: Convert to fraction form
    96,418.80/133,048.08 = 55,587.51/x
  3. Step 3: Cross multiply
    96,418.80x = 133,048.08 × 55,587.51
  4. Step 4: Simplify right side
    96,418.80x = 7,395,811,477.48
  5. Step 5: Solve for x
    x = 7,395,811,477.48/96,418.80
  6. Step 6: Final answer
    x = 76,705.08

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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.