Home / 229,549.14-316,777.50-127,571.40

Finding the Fourth Proportional to 229,549.14, 316,777.50 and 127,571.40

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Solution

The fourth proportional to 229,549.14, 316,777.50 and 127,571.40 is: 176,048.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,549.14 : 316,777.50 = 127,571.40 : x
  2. Step 2: Convert to fraction form
    229,549.14/316,777.50 = 127,571.40/x
  3. Step 3: Cross multiply
    229,549.14x = 316,777.50 × 127,571.40
  4. Step 4: Simplify right side
    229,549.14x = 40,411,749,163.50
  5. Step 5: Solve for x
    x = 40,411,749,163.50/229,549.14
  6. Step 6: Final answer
    x = 176,048.36

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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.