Home / 106,779.55-147,348.55-59,026.40

Finding the Fourth Proportional to 106,779.55, 147,348.55 and 59,026.40

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Solution

The fourth proportional to 106,779.55, 147,348.55 and 59,026.40 is: 81,452.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,779.55 : 147,348.55 = 59,026.40 : x
  2. Step 2: Convert to fraction form
    106,779.55/147,348.55 = 59,026.40/x
  3. Step 3: Cross multiply
    106,779.55x = 147,348.55 × 59,026.40
  4. Step 4: Simplify right side
    106,779.55x = 8,697,454,451.72
  5. Step 5: Solve for x
    x = 8,697,454,451.72/106,779.55
  6. Step 6: Final answer
    x = 81,452.44

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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.