Home / 107,529.27-148,398.70-64,510.38

Finding the Fourth Proportional to 107,529.27, 148,398.70 and 64,510.38

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Solution

The fourth proportional to 107,529.27, 148,398.70 and 64,510.38 is: 89,029.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,529.27 : 148,398.70 = 64,510.38 : x
  2. Step 2: Convert to fraction form
    107,529.27/148,398.70 = 64,510.38/x
  3. Step 3: Cross multiply
    107,529.27x = 148,398.70 × 64,510.38
  4. Step 4: Simplify right side
    107,529.27x = 9,573,256,528.51
  5. Step 5: Solve for x
    x = 9,573,256,528.51/107,529.27
  6. Step 6: Final answer
    x = 89,029.31

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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.