Home / 155,536.45-233,204.23-85,396.93

Finding the Fourth Proportional to 155,536.45, 233,204.23 and 85,396.93

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Solution

The fourth proportional to 155,536.45, 233,204.23 and 85,396.93 is: 128,040.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,536.45 : 233,204.23 = 85,396.93 : x
  2. Step 2: Convert to fraction form
    155,536.45/233,204.23 = 85,396.93/x
  3. Step 3: Cross multiply
    155,536.45x = 233,204.23 × 85,396.93
  4. Step 4: Simplify right side
    155,536.45x = 19,914,925,305.01
  5. Step 5: Solve for x
    x = 19,914,925,305.01/155,536.45
  6. Step 6: Final answer
    x = 128,040.25

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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.