Home / 122,777.10-184,165.65-117,528.30

Finding the Fourth Proportional to 122,777.10, 184,165.65 and 117,528.30

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Solution

The fourth proportional to 122,777.10, 184,165.65 and 117,528.30 is: 176,292.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,777.10 : 184,165.65 = 117,528.30 : x
  2. Step 2: Convert to fraction form
    122,777.10/184,165.65 = 117,528.30/x
  3. Step 3: Cross multiply
    122,777.10x = 184,165.65 × 117,528.30
  4. Step 4: Simplify right side
    122,777.10x = 21,644,675,762.90
  5. Step 5: Solve for x
    x = 21,644,675,762.90/122,777.10
  6. Step 6: Final answer
    x = 176,292.45

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1.5x scale

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.