Home / 42,018.06-57,999.78-37,534.02

Finding the Fourth Proportional to 42,018.06, 57,999.78 and 37,534.02

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Solution

The fourth proportional to 42,018.06, 57,999.78 and 37,534.02 is: 51,810.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,018.06 : 57,999.78 = 37,534.02 : x
  2. Step 2: Convert to fraction form
    42,018.06/57,999.78 = 37,534.02/x
  3. Step 3: Cross multiply
    42,018.06x = 57,999.78 × 37,534.02
  4. Step 4: Simplify right side
    42,018.06x = 2,176,964,902.52
  5. Step 5: Solve for x
    x = 2,176,964,902.52/42,018.06
  6. Step 6: Final answer
    x = 51,810.22

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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.