Home / 103,263.68-154,904.76-40,082.32

Finding the Fourth Proportional to 103,263.68, 154,904.76 and 40,082.32

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Solution

The fourth proportional to 103,263.68, 154,904.76 and 40,082.32 is: 60,127.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,263.68 : 154,904.76 = 40,082.32 : x
  2. Step 2: Convert to fraction form
    103,263.68/154,904.76 = 40,082.32/x
  3. Step 3: Cross multiply
    103,263.68x = 154,904.76 × 40,082.32
  4. Step 4: Simplify right side
    103,263.68x = 6,208,942,159.84
  5. Step 5: Solve for x
    x = 6,208,942,159.84/103,263.68
  6. Step 6: Final answer
    x = 60,127.07

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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.