Home / 57,208.16-85,812.40-33,802.40

Finding the Fourth Proportional to 57,208.16, 85,812.40 and 33,802.40

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Solution

The fourth proportional to 57,208.16, 85,812.40 and 33,802.40 is: 50,703.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,208.16 : 85,812.40 = 33,802.40 : x
  2. Step 2: Convert to fraction form
    57,208.16/85,812.40 = 33,802.40/x
  3. Step 3: Cross multiply
    57,208.16x = 85,812.40 × 33,802.40
  4. Step 4: Simplify right side
    57,208.16x = 2,900,665,069.76
  5. Step 5: Solve for x
    x = 2,900,665,069.76/57,208.16
  6. Step 6: Final answer
    x = 50,703.69

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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.