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Finding the Fourth Proportional to 169,417.55, 233,756.97 and 101,408.67

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Solution

The fourth proportional to 169,417.55, 233,756.97 and 101,408.67 is: 139,920.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,417.55 : 233,756.97 = 101,408.67 : x
  2. Step 2: Convert to fraction form
    169,417.55/233,756.97 = 101,408.67/x
  3. Step 3: Cross multiply
    169,417.55x = 233,756.97 × 101,408.67
  4. Step 4: Simplify right side
    169,417.55x = 23,704,983,430.93
  5. Step 5: Solve for x
    x = 23,704,983,430.93/169,417.55
  6. Step 6: Final answer
    x = 139,920.48

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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.