Home / 53,955.60-74,459.04-30,083.76

Finding the Fourth Proportional to 53,955.60, 74,459.04 and 30,083.76

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Solution

The fourth proportional to 53,955.60, 74,459.04 and 30,083.76 is: 41,515.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,955.60 : 74,459.04 = 30,083.76 : x
  2. Step 2: Convert to fraction form
    53,955.60/74,459.04 = 30,083.76/x
  3. Step 3: Cross multiply
    53,955.60x = 74,459.04 × 30,083.76
  4. Step 4: Simplify right side
    53,955.60x = 2,240,007,889.19
  5. Step 5: Solve for x
    x = 2,240,007,889.19/53,955.60
  6. Step 6: Final answer
    x = 41,515.76

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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.