Home / 79,740.24-110,041.02-43,929.42

Finding the Fourth Proportional to 79,740.24, 110,041.02 and 43,929.42

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Solution

The fourth proportional to 79,740.24, 110,041.02 and 43,929.42 is: 60,622.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,740.24 : 110,041.02 = 43,929.42 : x
  2. Step 2: Convert to fraction form
    79,740.24/110,041.02 = 43,929.42/x
  3. Step 3: Cross multiply
    79,740.24x = 110,041.02 × 43,929.42
  4. Step 4: Simplify right side
    79,740.24x = 4,834,038,184.81
  5. Step 5: Solve for x
    x = 4,834,038,184.81/79,740.24
  6. Step 6: Final answer
    x = 60,622.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.