Home / 96,941.18-133,724.19-56,646.38

Finding the Fourth Proportional to 96,941.18, 133,724.19 and 56,646.38

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Solution

The fourth proportional to 96,941.18, 133,724.19 and 56,646.38 is: 78,140.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,941.18 : 133,724.19 = 56,646.38 : x
  2. Step 2: Convert to fraction form
    96,941.18/133,724.19 = 56,646.38/x
  3. Step 3: Cross multiply
    96,941.18x = 133,724.19 × 56,646.38
  4. Step 4: Simplify right side
    96,941.18x = 7,574,991,281.93
  5. Step 5: Solve for x
    x = 7,574,991,281.93/96,941.18
  6. Step 6: Final answer
    x = 78,140.08

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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.