Home / 189,567.78-284,350.77-49,326.18

Finding the Fourth Proportional to 189,567.78, 284,350.77 and 49,326.18

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Solution

The fourth proportional to 189,567.78, 284,350.77 and 49,326.18 is: 73,989.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,567.78 : 284,350.77 = 49,326.18 : x
  2. Step 2: Convert to fraction form
    189,567.78/284,350.77 = 49,326.18/x
  3. Step 3: Cross multiply
    189,567.78x = 284,350.77 × 49,326.18
  4. Step 4: Simplify right side
    189,567.78x = 14,025,937,264.16
  5. Step 5: Solve for x
    x = 14,025,937,264.16/189,567.78
  6. Step 6: Final answer
    x = 73,989.04

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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.