Home / 92,762.19-139,125.78-39,444.30

Finding the Fourth Proportional to 92,762.19, 139,125.78 and 39,444.30

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Solution

The fourth proportional to 92,762.19, 139,125.78 and 39,444.30 is: 59,159.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,762.19 : 139,125.78 = 39,444.30 : x
  2. Step 2: Convert to fraction form
    92,762.19/139,125.78 = 39,444.30/x
  3. Step 3: Cross multiply
    92,762.19x = 139,125.78 × 39,444.30
  4. Step 4: Simplify right side
    92,762.19x = 5,487,719,004.05
  5. Step 5: Solve for x
    x = 5,487,719,004.05/92,762.19
  6. Step 6: Final answer
    x = 59,159.01

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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.