Home / 30,384.63-45,511.32-29,641.05

Finding the Fourth Proportional to 30,384.63, 45,511.32 and 29,641.05

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Solution

The fourth proportional to 30,384.63, 45,511.32 and 29,641.05 is: 44,397.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,384.63 : 45,511.32 = 29,641.05 : x
  2. Step 2: Convert to fraction form
    30,384.63/45,511.32 = 29,641.05/x
  3. Step 3: Cross multiply
    30,384.63x = 45,511.32 × 29,641.05
  4. Step 4: Simplify right side
    30,384.63x = 1,349,003,084.13
  5. Step 5: Solve for x
    x = 1,349,003,084.13/30,384.63
  6. Step 6: Final answer
    x = 44,397.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.