Home / 106,194.76-146,574.30-70,386.28

Finding the Fourth Proportional to 106,194.76, 146,574.30 and 70,386.28

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Solution

The fourth proportional to 106,194.76, 146,574.30 and 70,386.28 is: 97,149.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,194.76 : 146,574.30 = 70,386.28 : x
  2. Step 2: Convert to fraction form
    106,194.76/146,574.30 = 70,386.28/x
  3. Step 3: Cross multiply
    106,194.76x = 146,574.30 × 70,386.28
  4. Step 4: Simplify right side
    106,194.76x = 10,316,819,720.60
  5. Step 5: Solve for x
    x = 10,316,819,720.60/106,194.76
  6. Step 6: Final answer
    x = 97,149.99

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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.