Home / 58,404.95-87,627.75-18,430.10

Finding the Fourth Proportional to 58,404.95, 87,627.75 and 18,430.10

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Solution

The fourth proportional to 58,404.95, 87,627.75 and 18,430.10 is: 27,651.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,404.95 : 87,627.75 = 18,430.10 : x
  2. Step 2: Convert to fraction form
    58,404.95/87,627.75 = 18,430.10/x
  3. Step 3: Cross multiply
    58,404.95x = 87,627.75 × 18,430.10
  4. Step 4: Simplify right side
    58,404.95x = 1,614,988,103.12
  5. Step 5: Solve for x
    x = 1,614,988,103.12/58,404.95
  6. Step 6: Final answer
    x = 27,651.56

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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.