Home / 229,428.02-316,611.01-127,450.71

Finding the Fourth Proportional to 229,428.02, 316,611.01 and 127,450.71

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Solution

The fourth proportional to 229,428.02, 316,611.01 and 127,450.71 is: 175,882.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,428.02 : 316,611.01 = 127,450.71 : x
  2. Step 2: Convert to fraction form
    229,428.02/316,611.01 = 127,450.71/x
  3. Step 3: Cross multiply
    229,428.02x = 316,611.01 × 127,450.71
  4. Step 4: Simplify right side
    229,428.02x = 40,352,298,018.32
  5. Step 5: Solve for x
    x = 40,352,298,018.32/229,428.02
  6. Step 6: Final answer
    x = 175,882.17

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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.