Home / 58,739.04-81,076.95-35,777.16

Finding the Fourth Proportional to 58,739.04, 81,076.95 and 35,777.16

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Solution

The fourth proportional to 58,739.04, 81,076.95 and 35,777.16 is: 49,382.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,739.04 : 81,076.95 = 35,777.16 : x
  2. Step 2: Convert to fraction form
    58,739.04/81,076.95 = 35,777.16/x
  3. Step 3: Cross multiply
    58,739.04x = 81,076.95 × 35,777.16
  4. Step 4: Simplify right side
    58,739.04x = 2,900,703,012.46
  5. Step 5: Solve for x
    x = 2,900,703,012.46/58,739.04
  6. Step 6: Final answer
    x = 49,382.88

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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.