Home / 179,755.61-248,064.05-99,186.12

Finding the Fourth Proportional to 179,755.61, 248,064.05 and 99,186.12

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Solution

The fourth proportional to 179,755.61, 248,064.05 and 99,186.12 is: 136,877.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,755.61 : 248,064.05 = 99,186.12 : x
  2. Step 2: Convert to fraction form
    179,755.61/248,064.05 = 99,186.12/x
  3. Step 3: Cross multiply
    179,755.61x = 248,064.05 × 99,186.12
  4. Step 4: Simplify right side
    179,755.61x = 24,604,510,878.95
  5. Step 5: Solve for x
    x = 24,604,510,878.95/179,755.61
  6. Step 6: Final answer
    x = 136,877.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.