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Finding the Fourth Proportional to 116,510.77, 160,452.12 and 104,927.05

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Solution

The fourth proportional to 116,510.77, 160,452.12 and 104,927.05 is: 144,499.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,510.77 : 160,452.12 = 104,927.05 : x
  2. Step 2: Convert to fraction form
    116,510.77/160,452.12 = 104,927.05/x
  3. Step 3: Cross multiply
    116,510.77x = 160,452.12 × 104,927.05
  4. Step 4: Simplify right side
    116,510.77x = 16,835,767,617.85
  5. Step 5: Solve for x
    x = 16,835,767,617.85/116,510.77
  6. Step 6: Final answer
    x = 144,499.67

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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.