Home / 187,449.60-258,682.32-102,570.24

Finding the Fourth Proportional to 187,449.60, 258,682.32 and 102,570.24

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Solution

The fourth proportional to 187,449.60, 258,682.32 and 102,570.24 is: 141,547.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,449.60 : 258,682.32 = 102,570.24 : x
  2. Step 2: Convert to fraction form
    187,449.60/258,682.32 = 102,570.24/x
  3. Step 3: Cross multiply
    187,449.60x = 258,682.32 × 102,570.24
  4. Step 4: Simplify right side
    187,449.60x = 26,533,107,646.16
  5. Step 5: Solve for x
    x = 26,533,107,646.16/187,449.60
  6. Step 6: Final answer
    x = 141,547.96

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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.