Home / 88,725.16-133,070.30-26,381.80

Finding the Fourth Proportional to 88,725.16, 133,070.30 and 26,381.80

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Solution

The fourth proportional to 88,725.16, 133,070.30 and 26,381.80 is: 39,567.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,725.16 : 133,070.30 = 26,381.80 : x
  2. Step 2: Convert to fraction form
    88,725.16/133,070.30 = 26,381.80/x
  3. Step 3: Cross multiply
    88,725.16x = 133,070.30 × 26,381.80
  4. Step 4: Simplify right side
    88,725.16x = 3,510,634,040.54
  5. Step 5: Solve for x
    x = 3,510,634,040.54/88,725.16
  6. Step 6: Final answer
    x = 39,567.51

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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.