Home / 67,484.40-93,133.99-38,813.35

Finding the Fourth Proportional to 67,484.40, 93,133.99 and 38,813.35

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Solution

The fourth proportional to 67,484.40, 93,133.99 and 38,813.35 is: 53,565.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,484.40 : 93,133.99 = 38,813.35 : x
  2. Step 2: Convert to fraction form
    67,484.40/93,133.99 = 38,813.35/x
  3. Step 3: Cross multiply
    67,484.40x = 93,133.99 × 38,813.35
  4. Step 4: Simplify right side
    67,484.40x = 3,614,842,150.77
  5. Step 5: Solve for x
    x = 3,614,842,150.77/67,484.40
  6. Step 6: Final answer
    x = 53,565.60

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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.