Home / 70,528.02-105,792.45-17,937.57

Finding the Fourth Proportional to 70,528.02, 105,792.45 and 17,937.57

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Solution

The fourth proportional to 70,528.02, 105,792.45 and 17,937.57 is: 26,906.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,528.02 : 105,792.45 = 17,937.57 : x
  2. Step 2: Convert to fraction form
    70,528.02/105,792.45 = 17,937.57/x
  3. Step 3: Cross multiply
    70,528.02x = 105,792.45 × 17,937.57
  4. Step 4: Simplify right side
    70,528.02x = 1,897,659,477.35
  5. Step 5: Solve for x
    x = 1,897,659,477.35/70,528.02
  6. Step 6: Final answer
    x = 26,906.46

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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.