Home / 86,703.04-130,060.94-36,777.48

Finding the Fourth Proportional to 86,703.04, 130,060.94 and 36,777.48

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Solution

The fourth proportional to 86,703.04, 130,060.94 and 36,777.48 is: 55,168.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,703.04 : 130,060.94 = 36,777.48 : x
  2. Step 2: Convert to fraction form
    86,703.04/130,060.94 = 36,777.48/x
  3. Step 3: Cross multiply
    86,703.04x = 130,060.94 × 36,777.48
  4. Step 4: Simplify right side
    86,703.04x = 4,783,313,154.89
  5. Step 5: Solve for x
    x = 4,783,313,154.89/86,703.04
  6. Step 6: Final answer
    x = 55,168.92

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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.