Home / 106,037.10-159,055.65-92,915.10

Finding the Fourth Proportional to 106,037.10, 159,055.65 and 92,915.10

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Solution

The fourth proportional to 106,037.10, 159,055.65 and 92,915.10 is: 139,372.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,037.10 : 159,055.65 = 92,915.10 : x
  2. Step 2: Convert to fraction form
    106,037.10/159,055.65 = 92,915.10/x
  3. Step 3: Cross multiply
    106,037.10x = 159,055.65 × 92,915.10
  4. Step 4: Simplify right side
    106,037.10x = 14,778,671,625.32
  5. Step 5: Solve for x
    x = 14,778,671,625.32/106,037.10
  6. Step 6: Final answer
    x = 139,372.65

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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.