Home / 114,465.51-158,011.76-107,292.15

Finding the Fourth Proportional to 114,465.51, 158,011.76 and 107,292.15

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Solution

The fourth proportional to 114,465.51, 158,011.76 and 107,292.15 is: 148,109.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,465.51 : 158,011.76 = 107,292.15 : x
  2. Step 2: Convert to fraction form
    114,465.51/158,011.76 = 107,292.15/x
  3. Step 3: Cross multiply
    114,465.51x = 158,011.76 × 107,292.15
  4. Step 4: Simplify right side
    114,465.51x = 16,953,420,919.22
  5. Step 5: Solve for x
    x = 16,953,420,919.22/114,465.51
  6. Step 6: Final answer
    x = 148,109.43

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1.5x scale

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.