Home / 197,488.84-272,527.86-112,633.24

Finding the Fourth Proportional to 197,488.84, 272,527.86 and 112,633.24

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Solution

The fourth proportional to 197,488.84, 272,527.86 and 112,633.24 is: 155,430.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,488.84 : 272,527.86 = 112,633.24 : x
  2. Step 2: Convert to fraction form
    197,488.84/272,527.86 = 112,633.24/x
  3. Step 3: Cross multiply
    197,488.84x = 272,527.86 × 112,633.24
  4. Step 4: Simplify right side
    197,488.84x = 30,695,695,862.07
  5. Step 5: Solve for x
    x = 30,695,695,862.07/197,488.84
  6. Step 6: Final answer
    x = 155,430.03

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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.