Home / 70,500.92-97,291.42-38,670.08

Finding the Fourth Proportional to 70,500.92, 97,291.42 and 38,670.08

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Solution

The fourth proportional to 70,500.92, 97,291.42 and 38,670.08 is: 53,364.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,500.92 : 97,291.42 = 38,670.08 : x
  2. Step 2: Convert to fraction form
    70,500.92/97,291.42 = 38,670.08/x
  3. Step 3: Cross multiply
    70,500.92x = 97,291.42 × 38,670.08
  4. Step 4: Simplify right side
    70,500.92x = 3,762,266,994.71
  5. Step 5: Solve for x
    x = 3,762,266,994.71/70,500.92
  6. Step 6: Final answer
    x = 53,364.79

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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.