Home / 229,186.02-316,270.62-127,211.18

Finding the Fourth Proportional to 229,186.02, 316,270.62 and 127,211.18

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Solution

The fourth proportional to 229,186.02, 316,270.62 and 127,211.18 is: 175,548.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,186.02 : 316,270.62 = 127,211.18 : x
  2. Step 2: Convert to fraction form
    229,186.02/316,270.62 = 127,211.18/x
  3. Step 3: Cross multiply
    229,186.02x = 316,270.62 × 127,211.18
  4. Step 4: Simplify right side
    229,186.02x = 40,233,158,769.53
  5. Step 5: Solve for x
    x = 40,233,158,769.53/229,186.02
  6. Step 6: Final answer
    x = 175,548.05

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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.