Home / 150,301.02-207,368.46-86,630.16

Finding the Fourth Proportional to 150,301.02, 207,368.46 and 86,630.16

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Solution

The fourth proportional to 150,301.02, 207,368.46 and 86,630.16 is: 119,522.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,301.02 : 207,368.46 = 86,630.16 : x
  2. Step 2: Convert to fraction form
    150,301.02/207,368.46 = 86,630.16/x
  3. Step 3: Cross multiply
    150,301.02x = 207,368.46 × 86,630.16
  4. Step 4: Simplify right side
    150,301.02x = 17,964,362,868.75
  5. Step 5: Solve for x
    x = 17,964,362,868.75/150,301.02
  6. Step 6: Final answer
    x = 119,522.56

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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.