Home / 106,790.12-147,371.04-59,045.16

Finding the Fourth Proportional to 106,790.12, 147,371.04 and 59,045.16

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Solution

The fourth proportional to 106,790.12, 147,371.04 and 59,045.16 is: 81,482.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,790.12 : 147,371.04 = 59,045.16 : x
  2. Step 2: Convert to fraction form
    106,790.12/147,371.04 = 59,045.16/x
  3. Step 3: Cross multiply
    106,790.12x = 147,371.04 × 59,045.16
  4. Step 4: Simplify right side
    106,790.12x = 8,701,546,636.17
  5. Step 5: Solve for x
    x = 8,701,546,636.17/106,790.12
  6. Step 6: Final answer
    x = 81,482.70

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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.