Home / 107,528.60-148,398.44-59,786.40

Finding the Fourth Proportional to 107,528.60, 148,398.44 and 59,786.40

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Solution

The fourth proportional to 107,528.60, 148,398.44 and 59,786.40 is: 82,510.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,528.60 : 148,398.44 = 59,786.40 : x
  2. Step 2: Convert to fraction form
    107,528.60/148,398.44 = 59,786.40/x
  3. Step 3: Cross multiply
    107,528.60x = 148,398.44 × 59,786.40
  4. Step 4: Simplify right side
    107,528.60x = 8,872,208,493.22
  5. Step 5: Solve for x
    x = 8,872,208,493.22/107,528.60
  6. Step 6: Final answer
    x = 82,510.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.