Home / 130,264.49-179,707.93-76,525.27

Finding the Fourth Proportional to 130,264.49, 179,707.93 and 76,525.27

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Solution

The fourth proportional to 130,264.49, 179,707.93 and 76,525.27 is: 105,571.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,264.49 : 179,707.93 = 76,525.27 : x
  2. Step 2: Convert to fraction form
    130,264.49/179,707.93 = 76,525.27/x
  3. Step 3: Cross multiply
    130,264.49x = 179,707.93 × 76,525.27
  4. Step 4: Simplify right side
    130,264.49x = 13,752,197,223.81
  5. Step 5: Solve for x
    x = 13,752,197,223.81/130,264.49
  6. Step 6: Final answer
    x = 105,571.34

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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.