Home / 69,108.30-103,554.42-48,089.40

Finding the Fourth Proportional to 69,108.30, 103,554.42 and 48,089.40

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Solution

The fourth proportional to 69,108.30, 103,554.42 and 48,089.40 is: 72,058.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,108.30 : 103,554.42 = 48,089.40 : x
  2. Step 2: Convert to fraction form
    69,108.30/103,554.42 = 48,089.40/x
  3. Step 3: Cross multiply
    69,108.30x = 103,554.42 × 48,089.40
  4. Step 4: Simplify right side
    69,108.30x = 4,979,869,925.15
  5. Step 5: Solve for x
    x = 4,979,869,925.15/69,108.30
  6. Step 6: Final answer
    x = 72,058.93

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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.