Home / 45,870.93-63,243.29-29,709.72

Finding the Fourth Proportional to 45,870.93, 63,243.29 and 29,709.72

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Solution

The fourth proportional to 45,870.93, 63,243.29 and 29,709.72 is: 40,961.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,870.93 : 63,243.29 = 29,709.72 : x
  2. Step 2: Convert to fraction form
    45,870.93/63,243.29 = 29,709.72/x
  3. Step 3: Cross multiply
    45,870.93x = 63,243.29 × 29,709.72
  4. Step 4: Simplify right side
    45,870.93x = 1,878,940,526.39
  5. Step 5: Solve for x
    x = 1,878,940,526.39/45,870.93
  6. Step 6: Final answer
    x = 40,961.46

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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.