Home / 55,655.24-83,495.95-18,215.16

Finding the Fourth Proportional to 55,655.24, 83,495.95 and 18,215.16

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Solution

The fourth proportional to 55,655.24, 83,495.95 and 18,215.16 is: 27,327.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,655.24 : 83,495.95 = 18,215.16 : x
  2. Step 2: Convert to fraction form
    55,655.24/83,495.95 = 18,215.16/x
  3. Step 3: Cross multiply
    55,655.24x = 83,495.95 × 18,215.16
  4. Step 4: Simplify right side
    55,655.24x = 1,520,892,199.62
  5. Step 5: Solve for x
    x = 1,520,892,199.62/55,655.24
  6. Step 6: Final answer
    x = 27,327.03

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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.