Home / 96,579.60-144,869.40-54,416.40

Finding the Fourth Proportional to 96,579.60, 144,869.40 and 54,416.40

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Solution

The fourth proportional to 96,579.60, 144,869.40 and 54,416.40 is: 81,624.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,579.60 : 144,869.40 = 54,416.40 : x
  2. Step 2: Convert to fraction form
    96,579.60/144,869.40 = 54,416.40/x
  3. Step 3: Cross multiply
    96,579.60x = 144,869.40 × 54,416.40
  4. Step 4: Simplify right side
    96,579.60x = 7,883,271,218.16
  5. Step 5: Solve for x
    x = 7,883,271,218.16/96,579.60
  6. Step 6: Final answer
    x = 81,624.60

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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.