Home / 98,035.96-147,068.58-45,450.76

Finding the Fourth Proportional to 98,035.96, 147,068.58 and 45,450.76

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Solution

The fourth proportional to 98,035.96, 147,068.58 and 45,450.76 is: 68,182.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,035.96 : 147,068.58 = 45,450.76 : x
  2. Step 2: Convert to fraction form
    98,035.96/147,068.58 = 45,450.76/x
  3. Step 3: Cross multiply
    98,035.96x = 147,068.58 × 45,450.76
  4. Step 4: Simplify right side
    98,035.96x = 6,684,378,733.12
  5. Step 5: Solve for x
    x = 6,684,378,733.12/98,035.96
  6. Step 6: Final answer
    x = 68,182.93

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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.