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Finding the Fourth Proportional to 173,952.36, 240,127.74 and 117,440.28

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Solution

The fourth proportional to 173,952.36, 240,127.74 and 117,440.28 is: 162,117.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,952.36 : 240,127.74 = 117,440.28 : x
  2. Step 2: Convert to fraction form
    173,952.36/240,127.74 = 117,440.28/x
  3. Step 3: Cross multiply
    173,952.36x = 240,127.74 × 117,440.28
  4. Step 4: Simplify right side
    173,952.36x = 28,200,669,021.37
  5. Step 5: Solve for x
    x = 28,200,669,021.37/173,952.36
  6. Step 6: Final answer
    x = 162,117.20

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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.