Home / 353,081.08-487,254.18-191,937.52

Finding the Fourth Proportional to 353,081.08, 487,254.18 and 191,937.52

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Solution

The fourth proportional to 353,081.08, 487,254.18 and 191,937.52 is: 264,875.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,081.08 : 487,254.18 = 191,937.52 : x
  2. Step 2: Convert to fraction form
    353,081.08/487,254.18 = 191,937.52/x
  3. Step 3: Cross multiply
    353,081.08x = 487,254.18 × 191,937.52
  4. Step 4: Simplify right side
    353,081.08x = 93,522,358,918.83
  5. Step 5: Solve for x
    x = 93,522,358,918.83/353,081.08
  6. Step 6: Final answer
    x = 264,875.02

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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.