Home / 70,897.32-97,834.77-39,061.08

Finding the Fourth Proportional to 70,897.32, 97,834.77 and 39,061.08

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Solution

The fourth proportional to 70,897.32, 97,834.77 and 39,061.08 is: 53,902.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,897.32 : 97,834.77 = 39,061.08 : x
  2. Step 2: Convert to fraction form
    70,897.32/97,834.77 = 39,061.08/x
  3. Step 3: Cross multiply
    70,897.32x = 97,834.77 × 39,061.08
  4. Step 4: Simplify right side
    70,897.32x = 3,821,531,777.75
  5. Step 5: Solve for x
    x = 3,821,531,777.75/70,897.32
  6. Step 6: Final answer
    x = 53,902.34

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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.