Home / 140,869.74-211,306.93-39,670.23

Finding the Fourth Proportional to 140,869.74, 211,306.93 and 39,670.23

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Solution

The fourth proportional to 140,869.74, 211,306.93 and 39,670.23 is: 59,506.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,869.74 : 211,306.93 = 39,670.23 : x
  2. Step 2: Convert to fraction form
    140,869.74/211,306.93 = 39,670.23/x
  3. Step 3: Cross multiply
    140,869.74x = 211,306.93 × 39,670.23
  4. Step 4: Simplify right side
    140,869.74x = 8,382,594,513.69
  5. Step 5: Solve for x
    x = 8,382,594,513.69/140,869.74
  6. Step 6: Final answer
    x = 59,506.00

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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.