Home / 114,530.86-158,047.23-63,543.05

Finding the Fourth Proportional to 114,530.86, 158,047.23 and 63,543.05

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Solution

The fourth proportional to 114,530.86, 158,047.23 and 63,543.05 is: 87,686.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,530.86 : 158,047.23 = 63,543.05 : x
  2. Step 2: Convert to fraction form
    114,530.86/158,047.23 = 63,543.05/x
  3. Step 3: Cross multiply
    114,530.86x = 158,047.23 × 63,543.05
  4. Step 4: Simplify right side
    114,530.86x = 10,042,803,078.98
  5. Step 5: Solve for x
    x = 10,042,803,078.98/114,530.86
  6. Step 6: Final answer
    x = 87,686.44

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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.