Home / 106,779.23-147,349.01-59,029.73

Finding the Fourth Proportional to 106,779.23, 147,349.01 and 59,029.73

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Solution

The fourth proportional to 106,779.23, 147,349.01 and 59,029.73 is: 81,457.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,779.23 : 147,349.01 = 59,029.73 : x
  2. Step 2: Convert to fraction form
    106,779.23/147,349.01 = 59,029.73/x
  3. Step 3: Cross multiply
    106,779.23x = 147,349.01 × 59,029.73
  4. Step 4: Simplify right side
    106,779.23x = 8,697,971,796.73
  5. Step 5: Solve for x
    x = 8,697,971,796.73/106,779.23
  6. Step 6: Final answer
    x = 81,457.53

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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.