Home / 89,030.87-133,556.86-55,753.69

Finding the Fourth Proportional to 89,030.87, 133,556.86 and 55,753.69

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Solution

The fourth proportional to 89,030.87, 133,556.86 and 55,753.69 is: 83,637.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,030.87 : 133,556.86 = 55,753.69 : x
  2. Step 2: Convert to fraction form
    89,030.87/133,556.86 = 55,753.69/x
  3. Step 3: Cross multiply
    89,030.87x = 133,556.86 × 55,753.69
  4. Step 4: Simplify right side
    89,030.87x = 7,446,288,210.06
  5. Step 5: Solve for x
    x = 7,446,288,210.06/89,030.87
  6. Step 6: Final answer
    x = 83,637.15

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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.