Home / 42,140.36-58,150.74-23,276

Finding the Fourth Proportional to 42,140.36, 58,150.74 and 23,276

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Solution

The fourth proportional to 42,140.36, 58,150.74 and 23,276 is: 32,119.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,140.36 : 58,150.74 = 23,276 : x
  2. Step 2: Convert to fraction form
    42,140.36/58,150.74 = 23,276/x
  3. Step 3: Cross multiply
    42,140.36x = 58,150.74 × 23,276
  4. Step 4: Simplify right side
    42,140.36x = 1,353,516,624.24
  5. Step 5: Solve for x
    x = 1,353,516,624.24/42,140.36
  6. Step 6: Final answer
    x = 32,119.25

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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.