Home / 79,319.80-118,942-46,050.08

Finding the Fourth Proportional to 79,319.80, 118,942 and 46,050.08

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Solution

The fourth proportional to 79,319.80, 118,942 and 46,050.08 is: 69,053.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,319.80 : 118,942 = 46,050.08 : x
  2. Step 2: Convert to fraction form
    79,319.80/118,942 = 46,050.08/x
  3. Step 3: Cross multiply
    79,319.80x = 118,942 × 46,050.08
  4. Step 4: Simplify right side
    79,319.80x = 5,477,288,615.36
  5. Step 5: Solve for x
    x = 5,477,288,615.36/79,319.80
  6. Step 6: Final answer
    x = 69,053.23

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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.