Home / 70,528.55-97,330.94-38,697.50

Finding the Fourth Proportional to 70,528.55, 97,330.94 and 38,697.50

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Solution

The fourth proportional to 70,528.55, 97,330.94 and 38,697.50 is: 53,403.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,528.55 : 97,330.94 = 38,697.50 : x
  2. Step 2: Convert to fraction form
    70,528.55/97,330.94 = 38,697.50/x
  3. Step 3: Cross multiply
    70,528.55x = 97,330.94 × 38,697.50
  4. Step 4: Simplify right side
    70,528.55x = 3,766,463,370.51
  5. Step 5: Solve for x
    x = 3,766,463,370.51/70,528.55
  6. Step 6: Final answer
    x = 53,403.39

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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.