Home / 70,746.51-97,628.58-38,914.73

Finding the Fourth Proportional to 70,746.51, 97,628.58 and 38,914.73

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Solution

The fourth proportional to 70,746.51, 97,628.58 and 38,914.73 is: 53,701.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,746.51 : 97,628.58 = 38,914.73 : x
  2. Step 2: Convert to fraction form
    70,746.51/97,628.58 = 38,914.73/x
  3. Step 3: Cross multiply
    70,746.51x = 97,628.58 × 38,914.73
  4. Step 4: Simplify right side
    70,746.51x = 3,799,189,342.84
  5. Step 5: Solve for x
    x = 3,799,189,342.84/70,746.51
  6. Step 6: Final answer
    x = 53,701.44

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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.