Home / 53,904.28-74,343.90-45,257.08

Finding the Fourth Proportional to 53,904.28, 74,343.90 and 45,257.08

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Solution

The fourth proportional to 53,904.28, 74,343.90 and 45,257.08 is: 62,417.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,904.28 : 74,343.90 = 45,257.08 : x
  2. Step 2: Convert to fraction form
    53,904.28/74,343.90 = 45,257.08/x
  3. Step 3: Cross multiply
    53,904.28x = 74,343.90 × 45,257.08
  4. Step 4: Simplify right side
    53,904.28x = 3,364,587,829.81
  5. Step 5: Solve for x
    x = 3,364,587,829.81/53,904.28
  6. Step 6: Final answer
    x = 62,417.82

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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.