Home / 229,365.23-316,528.25-127,400.13

Finding the Fourth Proportional to 229,365.23, 316,528.25 and 127,400.13

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Solution

The fourth proportional to 229,365.23, 316,528.25 and 127,400.13 is: 175,814.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,365.23 : 316,528.25 = 127,400.13 : x
  2. Step 2: Convert to fraction form
    229,365.23/316,528.25 = 127,400.13/x
  3. Step 3: Cross multiply
    229,365.23x = 316,528.25 × 127,400.13
  4. Step 4: Simplify right side
    229,365.23x = 40,325,739,561.67
  5. Step 5: Solve for x
    x = 40,325,739,561.67/229,365.23
  6. Step 6: Final answer
    x = 175,814.53

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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.