Home / 107,554.83-148,365.13-64,522.87

Finding the Fourth Proportional to 107,554.83, 148,365.13 and 64,522.87

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Solution

The fourth proportional to 107,554.83, 148,365.13 and 64,522.87 is: 89,005.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,554.83 : 148,365.13 = 64,522.87 : x
  2. Step 2: Convert to fraction form
    107,554.83/148,365.13 = 64,522.87/x
  3. Step 3: Cross multiply
    107,554.83x = 148,365.13 × 64,522.87
  4. Step 4: Simplify right side
    107,554.83x = 9,572,943,995.52
  5. Step 5: Solve for x
    x = 9,572,943,995.52/107,554.83
  6. Step 6: Final answer
    x = 89,005.25

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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.