Home / 127,966.50-191,570.54-94,835.21

Finding the Fourth Proportional to 127,966.50, 191,570.54 and 94,835.21

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Solution

The fourth proportional to 127,966.50, 191,570.54 and 94,835.21 is: 141,971.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,966.50 : 191,570.54 = 94,835.21 : x
  2. Step 2: Convert to fraction form
    127,966.50/191,570.54 = 94,835.21/x
  3. Step 3: Cross multiply
    127,966.50x = 191,570.54 × 94,835.21
  4. Step 4: Simplify right side
    127,966.50x = 18,167,630,958.68
  5. Step 5: Solve for x
    x = 18,167,630,958.68/127,966.50
  6. Step 6: Final answer
    x = 141,971.77

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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.