Home / 98,803.10-136,426.88-91,246.67

Finding the Fourth Proportional to 98,803.10, 136,426.88 and 91,246.67

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Solution

The fourth proportional to 98,803.10, 136,426.88 and 91,246.67 is: 125,993.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,803.10 : 136,426.88 = 91,246.67 : x
  2. Step 2: Convert to fraction form
    98,803.10/136,426.88 = 91,246.67/x
  3. Step 3: Cross multiply
    98,803.10x = 136,426.88 × 91,246.67
  4. Step 4: Simplify right side
    98,803.10x = 12,448,498,498.49
  5. Step 5: Solve for x
    x = 12,448,498,498.49/98,803.10
  6. Step 6: Final answer
    x = 125,993.00

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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.