Home / 122,693.04-184,039.16-38,459.60

Finding the Fourth Proportional to 122,693.04, 184,039.16 and 38,459.60

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Solution

The fourth proportional to 122,693.04, 184,039.16 and 38,459.60 is: 57,689.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,693.04 : 184,039.16 = 38,459.60 : x
  2. Step 2: Convert to fraction form
    122,693.04/184,039.16 = 38,459.60/x
  3. Step 3: Cross multiply
    122,693.04x = 184,039.16 × 38,459.60
  4. Step 4: Simplify right side
    122,693.04x = 7,078,072,477.94
  5. Step 5: Solve for x
    x = 7,078,072,477.94/122,693.04
  6. Step 6: Final answer
    x = 57,689.27

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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.