Home / 53,973.64-80,970.18-25,869.88

Finding the Fourth Proportional to 53,973.64, 80,970.18 and 25,869.88

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Solution

The fourth proportional to 53,973.64, 80,970.18 and 25,869.88 is: 38,809.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,973.64 : 80,970.18 = 25,869.88 : x
  2. Step 2: Convert to fraction form
    53,973.64/80,970.18 = 25,869.88/x
  3. Step 3: Cross multiply
    53,973.64x = 80,970.18 × 25,869.88
  4. Step 4: Simplify right side
    53,973.64x = 2,094,688,840.18
  5. Step 5: Solve for x
    x = 2,094,688,840.18/53,973.64
  6. Step 6: Final answer
    x = 38,809.48

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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.