Home / 134,463.80-201,258.30-104,720.60

Finding the Fourth Proportional to 134,463.80, 201,258.30 and 104,720.60

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Solution

The fourth proportional to 134,463.80, 201,258.30 and 104,720.60 is: 156,740.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,463.80 : 201,258.30 = 104,720.60 : x
  2. Step 2: Convert to fraction form
    134,463.80/201,258.30 = 104,720.60/x
  3. Step 3: Cross multiply
    134,463.80x = 201,258.30 × 104,720.60
  4. Step 4: Simplify right side
    134,463.80x = 21,075,889,930.98
  5. Step 5: Solve for x
    x = 21,075,889,930.98/134,463.80
  6. Step 6: Final answer
    x = 156,740.25

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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.