Home / 53,731.02-74,088.99-36,738.06

Finding the Fourth Proportional to 53,731.02, 74,088.99 and 36,738.06

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Solution

The fourth proportional to 53,731.02, 74,088.99 and 36,738.06 is: 50,657.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,731.02 : 74,088.99 = 36,738.06 : x
  2. Step 2: Convert to fraction form
    53,731.02/74,088.99 = 36,738.06/x
  3. Step 3: Cross multiply
    53,731.02x = 74,088.99 × 36,738.06
  4. Step 4: Simplify right side
    53,731.02x = 2,721,885,759.96
  5. Step 5: Solve for x
    x = 2,721,885,759.96/53,731.02
  6. Step 6: Final answer
    x = 50,657.62

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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.