Home / 70,729.18-106,106.90-23,347.58

Finding the Fourth Proportional to 70,729.18, 106,106.90 and 23,347.58

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Solution

The fourth proportional to 70,729.18, 106,106.90 and 23,347.58 is: 35,025.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,729.18 : 106,106.90 = 23,347.58 : x
  2. Step 2: Convert to fraction form
    70,729.18/106,106.90 = 23,347.58/x
  3. Step 3: Cross multiply
    70,729.18x = 106,106.90 × 23,347.58
  4. Step 4: Simplify right side
    70,729.18x = 2,477,338,689.03
  5. Step 5: Solve for x
    x = 2,477,338,689.03/70,729.18
  6. Step 6: Final answer
    x = 35,025.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.