Home / 177,811.92-245,384.54-109,875.49

Finding the Fourth Proportional to 177,811.92, 245,384.54 and 109,875.49

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Solution

The fourth proportional to 177,811.92, 245,384.54 and 109,875.49 is: 151,630.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,811.92 : 245,384.54 = 109,875.49 : x
  2. Step 2: Convert to fraction form
    177,811.92/245,384.54 = 109,875.49/x
  3. Step 3: Cross multiply
    177,811.92x = 245,384.54 × 109,875.49
  4. Step 4: Simplify right side
    177,811.92x = 26,961,746,570.92
  5. Step 5: Solve for x
    x = 26,961,746,570.92/177,811.92
  6. Step 6: Final answer
    x = 151,630.70

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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.