Home / 197,312.36-272,290.73-106,668.41

Finding the Fourth Proportional to 197,312.36, 272,290.73 and 106,668.41

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Solution

The fourth proportional to 197,312.36, 272,290.73 and 106,668.41 is: 147,202.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,312.36 : 272,290.73 = 106,668.41 : x
  2. Step 2: Convert to fraction form
    197,312.36/272,290.73 = 106,668.41/x
  3. Step 3: Cross multiply
    197,312.36x = 272,290.73 × 106,668.41
  4. Step 4: Simplify right side
    197,312.36x = 29,044,817,332.04
  5. Step 5: Solve for x
    x = 29,044,817,332.04/197,312.36
  6. Step 6: Final answer
    x = 147,202.22

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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.