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Finding the Fourth Proportional to 176,713.02, 265,023 and 120,542.67

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Solution

The fourth proportional to 176,713.02, 265,023 and 120,542.67 is: 180,782.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,713.02 : 265,023 = 120,542.67 : x
  2. Step 2: Convert to fraction form
    176,713.02/265,023 = 120,542.67/x
  3. Step 3: Cross multiply
    176,713.02x = 265,023 × 120,542.67
  4. Step 4: Simplify right side
    176,713.02x = 31,946,580,031.41
  5. Step 5: Solve for x
    x = 31,946,580,031.41/176,713.02
  6. Step 6: Final answer
    x = 180,782.27

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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.