Home / 86,777.23-130,184.99-36,900.07

Finding the Fourth Proportional to 86,777.23, 130,184.99 and 36,900.07

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Solution

The fourth proportional to 86,777.23, 130,184.99 and 36,900.07 is: 55,358.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,777.23 : 130,184.99 = 36,900.07 : x
  2. Step 2: Convert to fraction form
    86,777.23/130,184.99 = 36,900.07/x
  3. Step 3: Cross multiply
    86,777.23x = 130,184.99 × 36,900.07
  4. Step 4: Simplify right side
    86,777.23x = 4,803,835,243.95
  5. Step 5: Solve for x
    x = 4,803,835,243.95/86,777.23
  6. Step 6: Final answer
    x = 55,358.25

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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.