Home / 106,777.74-147,360.16-59,031.48

Finding the Fourth Proportional to 106,777.74, 147,360.16 and 59,031.48

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Solution

The fourth proportional to 106,777.74, 147,360.16 and 59,031.48 is: 81,467.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,777.74 : 147,360.16 = 59,031.48 : x
  2. Step 2: Convert to fraction form
    106,777.74/147,360.16 = 59,031.48/x
  3. Step 3: Cross multiply
    106,777.74x = 147,360.16 × 59,031.48
  4. Step 4: Simplify right side
    106,777.74x = 8,698,888,337.84
  5. Step 5: Solve for x
    x = 8,698,888,337.84/106,777.74
  6. Step 6: Final answer
    x = 81,467.25

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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.