Home / 57,641.04-86,459.40-18,200.52

Finding the Fourth Proportional to 57,641.04, 86,459.40 and 18,200.52

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Solution

The fourth proportional to 57,641.04, 86,459.40 and 18,200.52 is: 27,300.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,641.04 : 86,459.40 = 18,200.52 : x
  2. Step 2: Convert to fraction form
    57,641.04/86,459.40 = 18,200.52/x
  3. Step 3: Cross multiply
    57,641.04x = 86,459.40 × 18,200.52
  4. Step 4: Simplify right side
    57,641.04x = 1,573,606,038.89
  5. Step 5: Solve for x
    x = 1,573,606,038.89/57,641.04
  6. Step 6: Final answer
    x = 27,300.10

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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.