Home / 229,190.84-316,277.43-127,211.03

Finding the Fourth Proportional to 229,190.84, 316,277.43 and 127,211.03

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Solution

The fourth proportional to 229,190.84, 316,277.43 and 127,211.03 is: 175,547.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,190.84 : 316,277.43 = 127,211.03 : x
  2. Step 2: Convert to fraction form
    229,190.84/316,277.43 = 127,211.03/x
  3. Step 3: Cross multiply
    229,190.84x = 316,277.43 × 127,211.03
  4. Step 4: Simplify right side
    229,190.84x = 40,233,977,636.05
  5. Step 5: Solve for x
    x = 40,233,977,636.05/229,190.84
  6. Step 6: Final answer
    x = 175,547.93

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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.