Home / 55,745.34-83,613.48-15,762.74

Finding the Fourth Proportional to 55,745.34, 83,613.48 and 15,762.74

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Solution

The fourth proportional to 55,745.34, 83,613.48 and 15,762.74 is: 23,642.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,745.34 : 83,613.48 = 15,762.74 : x
  2. Step 2: Convert to fraction form
    55,745.34/83,613.48 = 15,762.74/x
  3. Step 3: Cross multiply
    55,745.34x = 83,613.48 × 15,762.74
  4. Step 4: Simplify right side
    55,745.34x = 1,317,977,127.67
  5. Step 5: Solve for x
    x = 1,317,977,127.67/55,745.34
  6. Step 6: Final answer
    x = 23,642.82

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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.