Home / 38,783.04-58,145.40-26,271.60

Finding the Fourth Proportional to 38,783.04, 58,145.40 and 26,271.60

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Solution

The fourth proportional to 38,783.04, 58,145.40 and 26,271.60 is: 39,387.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,783.04 : 58,145.40 = 26,271.60 : x
  2. Step 2: Convert to fraction form
    38,783.04/58,145.40 = 26,271.60/x
  3. Step 3: Cross multiply
    38,783.04x = 58,145.40 × 26,271.60
  4. Step 4: Simplify right side
    38,783.04x = 1,527,572,690.64
  5. Step 5: Solve for x
    x = 1,527,572,690.64/38,783.04
  6. Step 6: Final answer
    x = 39,387.65

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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.