Home / 32,156.48-48,241.56-9,970.40

Finding the Fourth Proportional to 32,156.48, 48,241.56 and 9,970.40

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Solution

The fourth proportional to 32,156.48, 48,241.56 and 9,970.40 is: 14,957.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,156.48 : 48,241.56 = 9,970.40 : x
  2. Step 2: Convert to fraction form
    32,156.48/48,241.56 = 9,970.40/x
  3. Step 3: Cross multiply
    32,156.48x = 48,241.56 × 9,970.40
  4. Step 4: Simplify right side
    32,156.48x = 480,987,649.82
  5. Step 5: Solve for x
    x = 480,987,649.82/32,156.48
  6. Step 6: Final answer
    x = 14,957.72

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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.