Home / 105,119.55-157,700.09-38,560.25

Finding the Fourth Proportional to 105,119.55, 157,700.09 and 38,560.25

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Solution

The fourth proportional to 105,119.55, 157,700.09 and 38,560.25 is: 57,848.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,119.55 : 157,700.09 = 38,560.25 : x
  2. Step 2: Convert to fraction form
    105,119.55/157,700.09 = 38,560.25/x
  3. Step 3: Cross multiply
    105,119.55x = 157,700.09 × 38,560.25
  4. Step 4: Simplify right side
    105,119.55x = 6,080,955,277.62
  5. Step 5: Solve for x
    x = 6,080,955,277.62/105,119.55
  6. Step 6: Final answer
    x = 57,848.00

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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.