Home / 147,334.02-221,066.58-77,196.92

Finding the Fourth Proportional to 147,334.02, 221,066.58 and 77,196.92

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Solution

The fourth proportional to 147,334.02, 221,066.58 and 77,196.92 is: 115,829.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,334.02 : 221,066.58 = 77,196.92 : x
  2. Step 2: Convert to fraction form
    147,334.02/221,066.58 = 77,196.92/x
  3. Step 3: Cross multiply
    147,334.02x = 221,066.58 × 77,196.92
  4. Step 4: Simplify right side
    147,334.02x = 17,065,659,090.93
  5. Step 5: Solve for x
    x = 17,065,659,090.93/147,334.02
  6. Step 6: Final answer
    x = 115,829.73

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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.