Home / 150,696.02-207,967.02-90,276.50

Finding the Fourth Proportional to 150,696.02, 207,967.02 and 90,276.50

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Solution

The fourth proportional to 150,696.02, 207,967.02 and 90,276.50 is: 124,585.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,696.02 : 207,967.02 = 90,276.50 : x
  2. Step 2: Convert to fraction form
    150,696.02/207,967.02 = 90,276.50/x
  3. Step 3: Cross multiply
    150,696.02x = 207,967.02 × 90,276.50
  4. Step 4: Simplify right side
    150,696.02x = 18,774,534,681.03
  5. Step 5: Solve for x
    x = 18,774,534,681.03/150,696.02
  6. Step 6: Final answer
    x = 124,585.47

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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.