Home / 70,296.72-97,011.04-38,465.60

Finding the Fourth Proportional to 70,296.72, 97,011.04 and 38,465.60

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Solution

The fourth proportional to 70,296.72, 97,011.04 and 38,465.60 is: 53,083.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,296.72 : 97,011.04 = 38,465.60 : x
  2. Step 2: Convert to fraction form
    70,296.72/97,011.04 = 38,465.60/x
  3. Step 3: Cross multiply
    70,296.72x = 97,011.04 × 38,465.60
  4. Step 4: Simplify right side
    70,296.72x = 3,731,587,860.22
  5. Step 5: Solve for x
    x = 3,731,587,860.22/70,296.72
  6. Step 6: Final answer
    x = 53,083.39

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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.