Home / 146,208.30-219,312.45-93,720.30

Finding the Fourth Proportional to 146,208.30, 219,312.45 and 93,720.30

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Solution

The fourth proportional to 146,208.30, 219,312.45 and 93,720.30 is: 140,580.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,208.30 : 219,312.45 = 93,720.30 : x
  2. Step 2: Convert to fraction form
    146,208.30/219,312.45 = 93,720.30/x
  3. Step 3: Cross multiply
    146,208.30x = 219,312.45 × 93,720.30
  4. Step 4: Simplify right side
    146,208.30x = 20,554,028,607.74
  5. Step 5: Solve for x
    x = 20,554,028,607.74/146,208.30
  6. Step 6: Final answer
    x = 140,580.45

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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.