Home / 185,289.60-277,934.40-60,643.20

Finding the Fourth Proportional to 185,289.60, 277,934.40 and 60,643.20

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Solution

The fourth proportional to 185,289.60, 277,934.40 and 60,643.20 is: 90,964.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,289.60 : 277,934.40 = 60,643.20 : x
  2. Step 2: Convert to fraction form
    185,289.60/277,934.40 = 60,643.20/x
  3. Step 3: Cross multiply
    185,289.60x = 277,934.40 × 60,643.20
  4. Step 4: Simplify right side
    185,289.60x = 16,854,831,406.08
  5. Step 5: Solve for x
    x = 16,854,831,406.08/185,289.60
  6. Step 6: Final answer
    x = 90,964.80

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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.