Home / 123,946.30-171,042.33-70,248.67

Finding the Fourth Proportional to 123,946.30, 171,042.33 and 70,248.67

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Solution

The fourth proportional to 123,946.30, 171,042.33 and 70,248.67 is: 96,941.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,946.30 : 171,042.33 = 70,248.67 : x
  2. Step 2: Convert to fraction form
    123,946.30/171,042.33 = 70,248.67/x
  3. Step 3: Cross multiply
    123,946.30x = 171,042.33 × 70,248.67
  4. Step 4: Simplify right side
    123,946.30x = 12,015,496,032.03
  5. Step 5: Solve for x
    x = 12,015,496,032.03/123,946.30
  6. Step 6: Final answer
    x = 96,941.14

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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.