Home / 60,525.40-90,788.76-18,412.32

Finding the Fourth Proportional to 60,525.40, 90,788.76 and 18,412.32

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Solution

The fourth proportional to 60,525.40, 90,788.76 and 18,412.32 is: 27,618.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,525.40 : 90,788.76 = 18,412.32 : x
  2. Step 2: Convert to fraction form
    60,525.40/90,788.76 = 18,412.32/x
  3. Step 3: Cross multiply
    60,525.40x = 90,788.76 × 18,412.32
  4. Step 4: Simplify right side
    60,525.40x = 1,671,631,701.52
  5. Step 5: Solve for x
    x = 1,671,631,701.52/60,525.40
  6. Step 6: Final answer
    x = 27,618.68

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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.