Home / 197,673.92-272,790.12-107,030.48

Finding the Fourth Proportional to 197,673.92, 272,790.12 and 107,030.48

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Solution

The fourth proportional to 197,673.92, 272,790.12 and 107,030.48 is: 147,702.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,673.92 : 272,790.12 = 107,030.48 : x
  2. Step 2: Convert to fraction form
    197,673.92/272,790.12 = 107,030.48/x
  3. Step 3: Cross multiply
    197,673.92x = 272,790.12 × 107,030.48
  4. Step 4: Simplify right side
    197,673.92x = 29,196,857,482.86
  5. Step 5: Solve for x
    x = 29,196,857,482.86/197,673.92
  6. Step 6: Final answer
    x = 147,702.12

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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.