Home / 74,322.90-111,501.38-32,210.05

Finding the Fourth Proportional to 74,322.90, 111,501.38 and 32,210.05

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Solution

The fourth proportional to 74,322.90, 111,501.38 and 32,210.05 is: 48,322.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,322.90 : 111,501.38 = 32,210.05 : x
  2. Step 2: Convert to fraction form
    74,322.90/111,501.38 = 32,210.05/x
  3. Step 3: Cross multiply
    74,322.90x = 111,501.38 × 32,210.05
  4. Step 4: Simplify right side
    74,322.90x = 3,591,465,024.87
  5. Step 5: Solve for x
    x = 3,591,465,024.87/74,322.90
  6. Step 6: Final answer
    x = 48,322.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.