Home / 180,000.14-248,395.43-99,425.93

Finding the Fourth Proportional to 180,000.14, 248,395.43 and 99,425.93

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Solution

The fourth proportional to 180,000.14, 248,395.43 and 99,425.93 is: 137,205.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,000.14 : 248,395.43 = 99,425.93 : x
  2. Step 2: Convert to fraction form
    180,000.14/248,395.43 = 99,425.93/x
  3. Step 3: Cross multiply
    180,000.14x = 248,395.43 × 99,425.93
  4. Step 4: Simplify right side
    180,000.14x = 24,696,946,635.50
  5. Step 5: Solve for x
    x = 24,696,946,635.50/180,000.14
  6. Step 6: Final answer
    x = 137,205.15

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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.