Home / 47,039.93-64,915.28-25,529.76

Finding the Fourth Proportional to 47,039.93, 64,915.28 and 25,529.76

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Solution

The fourth proportional to 47,039.93, 64,915.28 and 25,529.76 is: 35,231.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,039.93 : 64,915.28 = 25,529.76 : x
  2. Step 2: Convert to fraction form
    47,039.93/64,915.28 = 25,529.76/x
  3. Step 3: Cross multiply
    47,039.93x = 64,915.28 × 25,529.76
  4. Step 4: Simplify right side
    47,039.93x = 1,657,271,391.08
  5. Step 5: Solve for x
    x = 1,657,271,391.08/47,039.93
  6. Step 6: Final answer
    x = 35,231.17

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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.