Home / 54,376.02-75,041.37-31,715.46

Finding the Fourth Proportional to 54,376.02, 75,041.37 and 31,715.46

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Solution

The fourth proportional to 54,376.02, 75,041.37 and 31,715.46 is: 43,768.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,376.02 : 75,041.37 = 31,715.46 : x
  2. Step 2: Convert to fraction form
    54,376.02/75,041.37 = 31,715.46/x
  3. Step 3: Cross multiply
    54,376.02x = 75,041.37 × 31,715.46
  4. Step 4: Simplify right side
    54,376.02x = 2,379,971,568.58
  5. Step 5: Solve for x
    x = 2,379,971,568.58/54,376.02
  6. Step 6: Final answer
    x = 43,768.77

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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.