Home / 301,831.06-452,744.95-77,191.13

Finding the Fourth Proportional to 301,831.06, 452,744.95 and 77,191.13

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Solution

The fourth proportional to 301,831.06, 452,744.95 and 77,191.13 is: 115,786.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,831.06 : 452,744.95 = 77,191.13 : x
  2. Step 2: Convert to fraction form
    301,831.06/452,744.95 = 77,191.13/x
  3. Step 3: Cross multiply
    301,831.06x = 452,744.95 × 77,191.13
  4. Step 4: Simplify right side
    301,831.06x = 34,947,894,292.29
  5. Step 5: Solve for x
    x = 34,947,894,292.29/301,831.06
  6. Step 6: Final answer
    x = 115,786.28

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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.