Home / 148,082.04-204,140.66-105,566.76

Finding the Fourth Proportional to 148,082.04, 204,140.66 and 105,566.76

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Solution

The fourth proportional to 148,082.04, 204,140.66 and 105,566.76 is: 145,530.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,082.04 : 204,140.66 = 105,566.76 : x
  2. Step 2: Convert to fraction form
    148,082.04/204,140.66 = 105,566.76/x
  3. Step 3: Cross multiply
    148,082.04x = 204,140.66 × 105,566.76
  4. Step 4: Simplify right side
    148,082.04x = 21,550,467,532.63
  5. Step 5: Solve for x
    x = 21,550,467,532.63/148,082.04
  6. Step 6: Final answer
    x = 145,530.60

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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.