Home / 69,802.40-96,305.58-39,585.35

Finding the Fourth Proportional to 69,802.40, 96,305.58 and 39,585.35

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Solution

The fourth proportional to 69,802.40, 96,305.58 and 39,585.35 is: 54,615.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,802.40 : 96,305.58 = 39,585.35 : x
  2. Step 2: Convert to fraction form
    69,802.40/96,305.58 = 39,585.35/x
  3. Step 3: Cross multiply
    69,802.40x = 96,305.58 × 39,585.35
  4. Step 4: Simplify right side
    69,802.40x = 3,812,290,332.02
  5. Step 5: Solve for x
    x = 3,812,290,332.02/69,802.40
  6. Step 6: Final answer
    x = 54,615.46

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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.