Home / 103,126.92-154,602.15-46,946.94

Finding the Fourth Proportional to 103,126.92, 154,602.15 and 46,946.94

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Solution

The fourth proportional to 103,126.92, 154,602.15 and 46,946.94 is: 70,380.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,126.92 : 154,602.15 = 46,946.94 : x
  2. Step 2: Convert to fraction form
    103,126.92/154,602.15 = 46,946.94/x
  3. Step 3: Cross multiply
    103,126.92x = 154,602.15 × 46,946.94
  4. Step 4: Simplify right side
    103,126.92x = 7,258,097,859.92
  5. Step 5: Solve for x
    x = 7,258,097,859.92/103,126.92
  6. Step 6: Final answer
    x = 70,380.24

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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.