Home / 107,562.52-148,406.27-64,515.07

Finding the Fourth Proportional to 107,562.52, 148,406.27 and 64,515.07

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Solution

The fourth proportional to 107,562.52, 148,406.27 and 64,515.07 is: 89,012.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,562.52 : 148,406.27 = 64,515.07 : x
  2. Step 2: Convert to fraction form
    107,562.52/148,406.27 = 64,515.07/x
  3. Step 3: Cross multiply
    107,562.52x = 148,406.27 × 64,515.07
  4. Step 4: Simplify right side
    107,562.52x = 9,574,440,897.49
  5. Step 5: Solve for x
    x = 9,574,440,897.49/107,562.52
  6. Step 6: Final answer
    x = 89,012.80

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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.