Home / 192,240.15-288,196.65-117,412.77

Finding the Fourth Proportional to 192,240.15, 288,196.65 and 117,412.77

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Solution

The fourth proportional to 192,240.15, 288,196.65 and 117,412.77 is: 176,019.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,240.15 : 288,196.65 = 117,412.77 : x
  2. Step 2: Convert to fraction form
    192,240.15/288,196.65 = 117,412.77/x
  3. Step 3: Cross multiply
    192,240.15x = 288,196.65 × 117,412.77
  4. Step 4: Simplify right side
    192,240.15x = 33,837,966,981.22
  5. Step 5: Solve for x
    x = 33,837,966,981.22/192,240.15
  6. Step 6: Final answer
    x = 176,019.25

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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.