Home / 107,457.53-148,288.41-59,709.65

Finding the Fourth Proportional to 107,457.53, 148,288.41 and 59,709.65

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Solution

The fourth proportional to 107,457.53, 148,288.41 and 59,709.65 is: 82,397.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,457.53 : 148,288.41 = 59,709.65 : x
  2. Step 2: Convert to fraction form
    107,457.53/148,288.41 = 59,709.65/x
  3. Step 3: Cross multiply
    107,457.53x = 148,288.41 × 59,709.65
  4. Step 4: Simplify right side
    107,457.53x = 8,854,248,318.71
  5. Step 5: Solve for x
    x = 8,854,248,318.71/107,457.53
  6. Step 6: Final answer
    x = 82,397.66

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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.