Home / 52,564.10-72,547.80-31,344.74

Finding the Fourth Proportional to 52,564.10, 72,547.80 and 31,344.74

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Solution

The fourth proportional to 52,564.10, 72,547.80 and 31,344.74 is: 43,261.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,564.10 : 72,547.80 = 31,344.74 : x
  2. Step 2: Convert to fraction form
    52,564.10/72,547.80 = 31,344.74/x
  3. Step 3: Cross multiply
    52,564.10x = 72,547.80 × 31,344.74
  4. Step 4: Simplify right side
    52,564.10x = 2,273,991,928.57
  5. Step 5: Solve for x
    x = 2,273,991,928.57/52,564.10
  6. Step 6: Final answer
    x = 43,261.31

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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.