Home / 42,172.07-58,201.16-23,312.84

Finding the Fourth Proportional to 42,172.07, 58,201.16 and 23,312.84

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Solution

The fourth proportional to 42,172.07, 58,201.16 and 23,312.84 is: 32,173.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,172.07 : 58,201.16 = 23,312.84 : x
  2. Step 2: Convert to fraction form
    42,172.07/58,201.16 = 23,312.84/x
  3. Step 3: Cross multiply
    42,172.07x = 58,201.16 × 23,312.84
  4. Step 4: Simplify right side
    42,172.07x = 1,356,833,923.32
  5. Step 5: Solve for x
    x = 1,356,833,923.32/42,172.07
  6. Step 6: Final answer
    x = 32,173.76

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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.