Home / 208,423.50-287,611.08-116,550.36

Finding the Fourth Proportional to 208,423.50, 287,611.08 and 116,550.36

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Solution

The fourth proportional to 208,423.50, 287,611.08 and 116,550.36 is: 160,832.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,423.50 : 287,611.08 = 116,550.36 : x
  2. Step 2: Convert to fraction form
    208,423.50/287,611.08 = 116,550.36/x
  3. Step 3: Cross multiply
    208,423.50x = 287,611.08 × 116,550.36
  4. Step 4: Simplify right side
    208,423.50x = 33,521,174,331.24
  5. Step 5: Solve for x
    x = 33,521,174,331.24/208,423.50
  6. Step 6: Final answer
    x = 160,832.03

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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.