Home / 53,280.02-73,522.45-30,619.06

Finding the Fourth Proportional to 53,280.02, 73,522.45 and 30,619.06

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Solution

The fourth proportional to 53,280.02, 73,522.45 and 30,619.06 is: 42,252.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,280.02 : 73,522.45 = 30,619.06 : x
  2. Step 2: Convert to fraction form
    53,280.02/73,522.45 = 30,619.06/x
  3. Step 3: Cross multiply
    53,280.02x = 73,522.45 × 30,619.06
  4. Step 4: Simplify right side
    53,280.02x = 2,251,188,307.90
  5. Step 5: Solve for x
    x = 2,251,188,307.90/53,280.02
  6. Step 6: Final answer
    x = 42,252.02

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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.