Home / 122,528.30-183,792.45-60,320.30

Finding the Fourth Proportional to 122,528.30, 183,792.45 and 60,320.30

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Solution

The fourth proportional to 122,528.30, 183,792.45 and 60,320.30 is: 90,480.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,528.30 : 183,792.45 = 60,320.30 : x
  2. Step 2: Convert to fraction form
    122,528.30/183,792.45 = 60,320.30/x
  3. Step 3: Cross multiply
    122,528.30x = 183,792.45 × 60,320.30
  4. Step 4: Simplify right side
    122,528.30x = 11,086,415,721.74
  5. Step 5: Solve for x
    x = 11,086,415,721.74/122,528.30
  6. Step 6: Final answer
    x = 90,480.45

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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.