Home / 147,675.40-221,513.10-108,017.80

Finding the Fourth Proportional to 147,675.40, 221,513.10 and 108,017.80

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Solution

The fourth proportional to 147,675.40, 221,513.10 and 108,017.80 is: 162,026.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,675.40 : 221,513.10 = 108,017.80 : x
  2. Step 2: Convert to fraction form
    147,675.40/221,513.10 = 108,017.80/x
  3. Step 3: Cross multiply
    147,675.40x = 221,513.10 × 108,017.80
  4. Step 4: Simplify right side
    147,675.40x = 23,927,357,733.18
  5. Step 5: Solve for x
    x = 23,927,357,733.18/147,675.40
  6. Step 6: Final answer
    x = 162,026.70

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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.