Home / 52,528.48-72,516-40,564.96

Finding the Fourth Proportional to 52,528.48, 72,516 and 40,564.96

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Solution

The fourth proportional to 52,528.48, 72,516 and 40,564.96 is: 56,000.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,528.48 : 72,516 = 40,564.96 : x
  2. Step 2: Convert to fraction form
    52,528.48/72,516 = 40,564.96/x
  3. Step 3: Cross multiply
    52,528.48x = 72,516 × 40,564.96
  4. Step 4: Simplify right side
    52,528.48x = 2,941,608,639.36
  5. Step 5: Solve for x
    x = 2,941,608,639.36/52,528.48
  6. Step 6: Final answer
    x = 56,000.26

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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.