Home / 170,148.78-234,803.40-93,666.24

Finding the Fourth Proportional to 170,148.78, 234,803.40 and 93,666.24

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Solution

The fourth proportional to 170,148.78, 234,803.40 and 93,666.24 is: 129,258.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,148.78 : 234,803.40 = 93,666.24 : x
  2. Step 2: Convert to fraction form
    170,148.78/234,803.40 = 93,666.24/x
  3. Step 3: Cross multiply
    170,148.78x = 234,803.40 × 93,666.24
  4. Step 4: Simplify right side
    170,148.78x = 21,993,151,617.22
  5. Step 5: Solve for x
    x = 21,993,151,617.22/170,148.78
  6. Step 6: Final answer
    x = 129,258.36

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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.