Home / 184,867.48-255,117.29-99,984.54

Finding the Fourth Proportional to 184,867.48, 255,117.29 and 99,984.54

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Solution

The fourth proportional to 184,867.48, 255,117.29 and 99,984.54 is: 137,978.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,867.48 : 255,117.29 = 99,984.54 : x
  2. Step 2: Convert to fraction form
    184,867.48/255,117.29 = 99,984.54/x
  3. Step 3: Cross multiply
    184,867.48x = 255,117.29 × 99,984.54
  4. Step 4: Simplify right side
    184,867.48x = 25,507,784,886.70
  5. Step 5: Solve for x
    x = 25,507,784,886.70/184,867.48
  6. Step 6: Final answer
    x = 137,978.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.