Home / 40,360.55-60,540.86-19,295.63

Finding the Fourth Proportional to 40,360.55, 60,540.86 and 19,295.63

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Solution

The fourth proportional to 40,360.55, 60,540.86 and 19,295.63 is: 28,943.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,360.55 : 60,540.86 = 19,295.63 : x
  2. Step 2: Convert to fraction form
    40,360.55/60,540.86 = 19,295.63/x
  3. Step 3: Cross multiply
    40,360.55x = 60,540.86 × 19,295.63
  4. Step 4: Simplify right side
    40,360.55x = 1,168,173,779.98
  5. Step 5: Solve for x
    x = 1,168,173,779.98/40,360.55
  6. Step 6: Final answer
    x = 28,943.45

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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.