Home / 70,145.73-96,675.93-53,109.16

Finding the Fourth Proportional to 70,145.73, 96,675.93 and 53,109.16

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Solution

The fourth proportional to 70,145.73, 96,675.93 and 53,109.16 is: 73,195.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,145.73 : 96,675.93 = 53,109.16 : x
  2. Step 2: Convert to fraction form
    70,145.73/96,675.93 = 53,109.16/x
  3. Step 3: Cross multiply
    70,145.73x = 96,675.93 × 53,109.16
  4. Step 4: Simplify right side
    70,145.73x = 5,134,377,192.83
  5. Step 5: Solve for x
    x = 5,134,377,192.83/70,145.73
  6. Step 6: Final answer
    x = 73,195.86

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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.