Home / 103,629.95-155,444.93-33,516.35

Finding the Fourth Proportional to 103,629.95, 155,444.93 and 33,516.35

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Solution

The fourth proportional to 103,629.95, 155,444.93 and 33,516.35 is: 50,274.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,629.95 : 155,444.93 = 33,516.35 : x
  2. Step 2: Convert to fraction form
    103,629.95/155,444.93 = 33,516.35/x
  3. Step 3: Cross multiply
    103,629.95x = 155,444.93 × 33,516.35
  4. Step 4: Simplify right side
    103,629.95x = 5,209,946,679.61
  5. Step 5: Solve for x
    x = 5,209,946,679.61/103,629.95
  6. Step 6: Final answer
    x = 50,274.53

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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.