Home / 106,570.21-147,056.40-58,820.46

Finding the Fourth Proportional to 106,570.21, 147,056.40 and 58,820.46

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Solution

The fourth proportional to 106,570.21, 147,056.40 and 58,820.46 is: 81,166.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,570.21 : 147,056.40 = 58,820.46 : x
  2. Step 2: Convert to fraction form
    106,570.21/147,056.40 = 58,820.46/x
  3. Step 3: Cross multiply
    106,570.21x = 147,056.40 × 58,820.46
  4. Step 4: Simplify right side
    106,570.21x = 8,649,925,093.94
  5. Step 5: Solve for x
    x = 8,649,925,093.94/106,570.21
  6. Step 6: Final answer
    x = 81,166.45

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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.