Home / 113,603.44-156,799.46-70,615.36

Finding the Fourth Proportional to 113,603.44, 156,799.46 and 70,615.36

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Solution

The fourth proportional to 113,603.44, 156,799.46 and 70,615.36 is: 97,465.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,603.44 : 156,799.46 = 70,615.36 : x
  2. Step 2: Convert to fraction form
    113,603.44/156,799.46 = 70,615.36/x
  3. Step 3: Cross multiply
    113,603.44x = 156,799.46 × 70,615.36
  4. Step 4: Simplify right side
    113,603.44x = 11,072,450,315.71
  5. Step 5: Solve for x
    x = 11,072,450,315.71/113,603.44
  6. Step 6: Final answer
    x = 97,465.80

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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.