Home / 115,827.80-173,612.10-59,646.20

Finding the Fourth Proportional to 115,827.80, 173,612.10 and 59,646.20

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Solution

The fourth proportional to 115,827.80, 173,612.10 and 59,646.20 is: 89,402.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,827.80 : 173,612.10 = 59,646.20 : x
  2. Step 2: Convert to fraction form
    115,827.80/173,612.10 = 59,646.20/x
  3. Step 3: Cross multiply
    115,827.80x = 173,612.10 × 59,646.20
  4. Step 4: Simplify right side
    115,827.80x = 10,355,302,039.02
  5. Step 5: Solve for x
    x = 10,355,302,039.02/115,827.80
  6. Step 6: Final answer
    x = 89,402.56

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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.