Home / 69,948.79-96,529.43-38,117.68

Finding the Fourth Proportional to 69,948.79, 96,529.43 and 38,117.68

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Solution

The fourth proportional to 69,948.79, 96,529.43 and 38,117.68 is: 52,602.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,948.79 : 96,529.43 = 38,117.68 : x
  2. Step 2: Convert to fraction form
    69,948.79/96,529.43 = 38,117.68/x
  3. Step 3: Cross multiply
    69,948.79x = 96,529.43 × 38,117.68
  4. Step 4: Simplify right side
    69,948.79x = 3,679,477,777.29
  5. Step 5: Solve for x
    x = 3,679,477,777.29/69,948.79
  6. Step 6: Final answer
    x = 52,602.45

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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.