Home / 161,430.08-242,214.76-61,620.24

Finding the Fourth Proportional to 161,430.08, 242,214.76 and 61,620.24

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Solution

The fourth proportional to 161,430.08, 242,214.76 and 61,620.24 is: 92,456.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,430.08 : 242,214.76 = 61,620.24 : x
  2. Step 2: Convert to fraction form
    161,430.08/242,214.76 = 61,620.24/x
  3. Step 3: Cross multiply
    161,430.08x = 242,214.76 × 61,620.24
  4. Step 4: Simplify right side
    161,430.08x = 14,925,331,642.74
  5. Step 5: Solve for x
    x = 14,925,331,642.74/161,430.08
  6. Step 6: Final answer
    x = 92,456.94

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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.