Home / 163,896.20-245,844.30-101,688.20

Finding the Fourth Proportional to 163,896.20, 245,844.30 and 101,688.20

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Solution

The fourth proportional to 163,896.20, 245,844.30 and 101,688.20 is: 152,532.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,896.20 : 245,844.30 = 101,688.20 : x
  2. Step 2: Convert to fraction form
    163,896.20/245,844.30 = 101,688.20/x
  3. Step 3: Cross multiply
    163,896.20x = 245,844.30 × 101,688.20
  4. Step 4: Simplify right side
    163,896.20x = 24,999,464,347.26
  5. Step 5: Solve for x
    x = 24,999,464,347.26/163,896.20
  6. Step 6: Final answer
    x = 152,532.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.