Home / 53,312.83-73,572.21-29,438.98

Finding the Fourth Proportional to 53,312.83, 73,572.21 and 29,438.98

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Solution

The fourth proportional to 53,312.83, 73,572.21 and 29,438.98 is: 40,626.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,312.83 : 73,572.21 = 29,438.98 : x
  2. Step 2: Convert to fraction form
    53,312.83/73,572.21 = 29,438.98/x
  3. Step 3: Cross multiply
    53,312.83x = 73,572.21 × 29,438.98
  4. Step 4: Simplify right side
    53,312.83x = 2,165,890,818.75
  5. Step 5: Solve for x
    x = 2,165,890,818.75/53,312.83
  6. Step 6: Final answer
    x = 40,626.07

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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.