Home / 130,881.96-196,298.09-36,088.71

Finding the Fourth Proportional to 130,881.96, 196,298.09 and 36,088.71

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Solution

The fourth proportional to 130,881.96, 196,298.09 and 36,088.71 is: 54,126.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,881.96 : 196,298.09 = 36,088.71 : x
  2. Step 2: Convert to fraction form
    130,881.96/196,298.09 = 36,088.71/x
  3. Step 3: Cross multiply
    130,881.96x = 196,298.09 × 36,088.71
  4. Step 4: Simplify right side
    130,881.96x = 7,084,144,663.12
  5. Step 5: Solve for x
    x = 7,084,144,663.12/130,881.96
  6. Step 6: Final answer
    x = 54,126.21

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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.