Home / 171,363.09-257,038.23-45,002.19

Finding the Fourth Proportional to 171,363.09, 257,038.23 and 45,002.19

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Solution

The fourth proportional to 171,363.09, 257,038.23 and 45,002.19 is: 67,501.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,363.09 : 257,038.23 = 45,002.19 : x
  2. Step 2: Convert to fraction form
    171,363.09/257,038.23 = 45,002.19/x
  3. Step 3: Cross multiply
    171,363.09x = 257,038.23 × 45,002.19
  4. Step 4: Simplify right side
    171,363.09x = 11,567,283,263.72
  5. Step 5: Solve for x
    x = 11,567,283,263.72/171,363.09
  6. Step 6: Final answer
    x = 67,501.60

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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.