Home / 70,500.12-97,214.16-53,535.48

Finding the Fourth Proportional to 70,500.12, 97,214.16 and 53,535.48

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Solution

The fourth proportional to 70,500.12, 97,214.16 and 53,535.48 is: 73,821.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,500.12 : 97,214.16 = 53,535.48 : x
  2. Step 2: Convert to fraction form
    70,500.12/97,214.16 = 53,535.48/x
  3. Step 3: Cross multiply
    70,500.12x = 97,214.16 × 53,535.48
  4. Step 4: Simplify right side
    70,500.12x = 5,204,406,718.40
  5. Step 5: Solve for x
    x = 5,204,406,718.40/70,500.12
  6. Step 6: Final answer
    x = 73,821.25

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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.