Home / 155,117.48-214,056.63-94,789.08

Finding the Fourth Proportional to 155,117.48, 214,056.63 and 94,789.08

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Solution

The fourth proportional to 155,117.48, 214,056.63 and 94,789.08 is: 130,805.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,117.48 : 214,056.63 = 94,789.08 : x
  2. Step 2: Convert to fraction form
    155,117.48/214,056.63 = 94,789.08/x
  3. Step 3: Cross multiply
    155,117.48x = 214,056.63 × 94,789.08
  4. Step 4: Simplify right side
    155,117.48x = 20,290,231,025.60
  5. Step 5: Solve for x
    x = 20,290,231,025.60/155,117.48
  6. Step 6: Final answer
    x = 130,805.58

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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.