Home / 53,931.06-74,422.80-30,056.58

Finding the Fourth Proportional to 53,931.06, 74,422.80 and 30,056.58

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Solution

The fourth proportional to 53,931.06, 74,422.80 and 30,056.58 is: 41,476.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,931.06 : 74,422.80 = 30,056.58 : x
  2. Step 2: Convert to fraction form
    53,931.06/74,422.80 = 30,056.58/x
  3. Step 3: Cross multiply
    53,931.06x = 74,422.80 × 30,056.58
  4. Step 4: Simplify right side
    53,931.06x = 2,236,894,842.02
  5. Step 5: Solve for x
    x = 2,236,894,842.02/53,931.06
  6. Step 6: Final answer
    x = 41,476.93

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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.