Home / 179,639.32-247,900.98-99,070.12

Finding the Fourth Proportional to 179,639.32, 247,900.98 and 99,070.12

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Solution

The fourth proportional to 179,639.32, 247,900.98 and 99,070.12 is: 136,716.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,639.32 : 247,900.98 = 99,070.12 : x
  2. Step 2: Convert to fraction form
    179,639.32/247,900.98 = 99,070.12/x
  3. Step 3: Cross multiply
    179,639.32x = 247,900.98 × 99,070.12
  4. Step 4: Simplify right side
    179,639.32x = 24,559,579,836.72
  5. Step 5: Solve for x
    x = 24,559,579,836.72/179,639.32
  6. Step 6: Final answer
    x = 136,716.06

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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.