Home / 45,639.45-62,980.18-25,492.32

Finding the Fourth Proportional to 45,639.45, 62,980.18 and 25,492.32

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Solution

The fourth proportional to 45,639.45, 62,980.18 and 25,492.32 is: 35,178.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,639.45 : 62,980.18 = 25,492.32 : x
  2. Step 2: Convert to fraction form
    45,639.45/62,980.18 = 25,492.32/x
  3. Step 3: Cross multiply
    45,639.45x = 62,980.18 × 25,492.32
  4. Step 4: Simplify right side
    45,639.45x = 1,605,510,902.22
  5. Step 5: Solve for x
    x = 1,605,510,902.22/45,639.45
  6. Step 6: Final answer
    x = 35,178.14

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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.