Home / 107,399.84-161,038.02-44,263.55

Finding the Fourth Proportional to 107,399.84, 161,038.02 and 44,263.55

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Solution

The fourth proportional to 107,399.84, 161,038.02 and 44,263.55 is: 66,369.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,399.84 : 161,038.02 = 44,263.55 : x
  2. Step 2: Convert to fraction form
    107,399.84/161,038.02 = 44,263.55/x
  3. Step 3: Cross multiply
    107,399.84x = 161,038.02 × 44,263.55
  4. Step 4: Simplify right side
    107,399.84x = 7,128,114,450.17
  5. Step 5: Solve for x
    x = 7,128,114,450.17/107,399.84
  6. Step 6: Final answer
    x = 66,369.88

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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.