Home / 95,557.93-143,200.78-70,400.14

Finding the Fourth Proportional to 95,557.93, 143,200.78 and 70,400.14

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Solution

The fourth proportional to 95,557.93, 143,200.78 and 70,400.14 is: 105,499.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,557.93 : 143,200.78 = 70,400.14 : x
  2. Step 2: Convert to fraction form
    95,557.93/143,200.78 = 70,400.14/x
  3. Step 3: Cross multiply
    95,557.93x = 143,200.78 × 70,400.14
  4. Step 4: Simplify right side
    95,557.93x = 10,081,354,426.11
  5. Step 5: Solve for x
    x = 10,081,354,426.11/95,557.93
  6. Step 6: Final answer
    x = 105,499.93

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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.