Home / 127,582.70-191,411.51-52,707.11

Finding the Fourth Proportional to 127,582.70, 191,411.51 and 52,707.11

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Solution

The fourth proportional to 127,582.70, 191,411.51 and 52,707.11 is: 79,076.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,582.70 : 191,411.51 = 52,707.11 : x
  2. Step 2: Convert to fraction form
    127,582.70/191,411.51 = 52,707.11/x
  3. Step 3: Cross multiply
    127,582.70x = 191,411.51 × 52,707.11
  4. Step 4: Simplify right side
    127,582.70x = 10,088,746,292.24
  5. Step 5: Solve for x
    x = 10,088,746,292.24/127,582.70
  6. Step 6: Final answer
    x = 79,076.13

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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.