Home / 126,802.36-174,987.24-70,213.73

Finding the Fourth Proportional to 126,802.36, 174,987.24 and 70,213.73

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Solution

The fourth proportional to 126,802.36, 174,987.24 and 70,213.73 is: 96,894.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,802.36 : 174,987.24 = 70,213.73 : x
  2. Step 2: Convert to fraction form
    126,802.36/174,987.24 = 70,213.73/x
  3. Step 3: Cross multiply
    126,802.36x = 174,987.24 × 70,213.73
  4. Step 4: Simplify right side
    126,802.36x = 12,286,506,822.81
  5. Step 5: Solve for x
    x = 12,286,506,822.81/126,802.36
  6. Step 6: Final answer
    x = 96,894.94

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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.