Home / 63,020.19-86,969.72-34,727.70

Finding the Fourth Proportional to 63,020.19, 86,969.72 and 34,727.70

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Solution

The fourth proportional to 63,020.19, 86,969.72 and 34,727.70 is: 47,925.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,020.19 : 86,969.72 = 34,727.70 : x
  2. Step 2: Convert to fraction form
    63,020.19/86,969.72 = 34,727.70/x
  3. Step 3: Cross multiply
    63,020.19x = 86,969.72 × 34,727.70
  4. Step 4: Simplify right side
    63,020.19x = 3,020,258,171.61
  5. Step 5: Solve for x
    x = 3,020,258,171.61/63,020.19
  6. Step 6: Final answer
    x = 47,925.25

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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.