Home / 174,838.72-262,403.88-129,903.16

Finding the Fourth Proportional to 174,838.72, 262,403.88 and 129,903.16

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Solution

The fourth proportional to 174,838.72, 262,403.88 and 129,903.16 is: 194,963.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,838.72 : 262,403.88 = 129,903.16 : x
  2. Step 2: Convert to fraction form
    174,838.72/262,403.88 = 129,903.16/x
  3. Step 3: Cross multiply
    174,838.72x = 262,403.88 × 129,903.16
  4. Step 4: Simplify right side
    174,838.72x = 34,087,093,208.26
  5. Step 5: Solve for x
    x = 34,087,093,208.26/174,838.72
  6. Step 6: Final answer
    x = 194,963.07

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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.