Home / 184,971.60-277,457.40-127,890.90

Finding the Fourth Proportional to 184,971.60, 277,457.40 and 127,890.90

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Solution

The fourth proportional to 184,971.60, 277,457.40 and 127,890.90 is: 191,836.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,971.60 : 277,457.40 = 127,890.90 : x
  2. Step 2: Convert to fraction form
    184,971.60/277,457.40 = 127,890.90/x
  3. Step 3: Cross multiply
    184,971.60x = 277,457.40 × 127,890.90
  4. Step 4: Simplify right side
    184,971.60x = 35,484,276,597.66
  5. Step 5: Solve for x
    x = 35,484,276,597.66/184,971.60
  6. Step 6: Final answer
    x = 191,836.35

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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.