Home / 53,547.80-80,325.64-14,104.63

Finding the Fourth Proportional to 53,547.80, 80,325.64 and 14,104.63

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Solution

The fourth proportional to 53,547.80, 80,325.64 and 14,104.63 is: 21,157.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,547.80 : 80,325.64 = 14,104.63 : x
  2. Step 2: Convert to fraction form
    53,547.80/80,325.64 = 14,104.63/x
  3. Step 3: Cross multiply
    53,547.80x = 80,325.64 × 14,104.63
  4. Step 4: Simplify right side
    53,547.80x = 1,132,963,431.71
  5. Step 5: Solve for x
    x = 1,132,963,431.71/53,547.80
  6. Step 6: Final answer
    x = 21,157.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.