Home / 56,657.04-84,982.32-21,600.24

Finding the Fourth Proportional to 56,657.04, 84,982.32 and 21,600.24

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Solution

The fourth proportional to 56,657.04, 84,982.32 and 21,600.24 is: 32,399.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,657.04 : 84,982.32 = 21,600.24 : x
  2. Step 2: Convert to fraction form
    56,657.04/84,982.32 = 21,600.24/x
  3. Step 3: Cross multiply
    56,657.04x = 84,982.32 × 21,600.24
  4. Step 4: Simplify right side
    56,657.04x = 1,835,638,507.76
  5. Step 5: Solve for x
    x = 1,835,638,507.76/56,657.04
  6. Step 6: Final answer
    x = 32,399.12

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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.