Home / 79,503.04-109,673.76-60,607.36

Finding the Fourth Proportional to 79,503.04, 109,673.76 and 60,607.36

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Solution

The fourth proportional to 79,503.04, 109,673.76 and 60,607.36 is: 83,607.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,503.04 : 109,673.76 = 60,607.36 : x
  2. Step 2: Convert to fraction form
    79,503.04/109,673.76 = 60,607.36/x
  3. Step 3: Cross multiply
    79,503.04x = 109,673.76 × 60,607.36
  4. Step 4: Simplify right side
    79,503.04x = 6,647,037,054.87
  5. Step 5: Solve for x
    x = 6,647,037,054.87/79,503.04
  6. Step 6: Final answer
    x = 83,607.33

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1.5x scale

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.