Home / 147,852.40-221,778.60-42,674.80

Finding the Fourth Proportional to 147,852.40, 221,778.60 and 42,674.80

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Solution

The fourth proportional to 147,852.40, 221,778.60 and 42,674.80 is: 64,012.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,852.40 : 221,778.60 = 42,674.80 : x
  2. Step 2: Convert to fraction form
    147,852.40/221,778.60 = 42,674.80/x
  3. Step 3: Cross multiply
    147,852.40x = 221,778.60 × 42,674.80
  4. Step 4: Simplify right side
    147,852.40x = 9,464,357,399.28
  5. Step 5: Solve for x
    x = 9,464,357,399.28/147,852.40
  6. Step 6: Final answer
    x = 64,012.20

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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.