Home / 70,890.27-97,832.93-39,059.16

Finding the Fourth Proportional to 70,890.27, 97,832.93 and 39,059.16

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Solution

The fourth proportional to 70,890.27, 97,832.93 and 39,059.16 is: 53,904.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,890.27 : 97,832.93 = 39,059.16 : x
  2. Step 2: Convert to fraction form
    70,890.27/97,832.93 = 39,059.16/x
  3. Step 3: Cross multiply
    70,890.27x = 97,832.93 × 39,059.16
  4. Step 4: Simplify right side
    70,890.27x = 3,821,272,066.14
  5. Step 5: Solve for x
    x = 3,821,272,066.14/70,890.27
  6. Step 6: Final answer
    x = 53,904.04

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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.