Home / 71,197.23-98,248.98-40,983.51

Finding the Fourth Proportional to 71,197.23, 98,248.98 and 40,983.51

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Solution

The fourth proportional to 71,197.23, 98,248.98 and 40,983.51 is: 56,555.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,197.23 : 98,248.98 = 40,983.51 : x
  2. Step 2: Convert to fraction form
    71,197.23/98,248.98 = 40,983.51/x
  3. Step 3: Cross multiply
    71,197.23x = 98,248.98 × 40,983.51
  4. Step 4: Simplify right side
    71,197.23x = 4,026,588,054.32
  5. Step 5: Solve for x
    x = 4,026,588,054.32/71,197.23
  6. Step 6: Final answer
    x = 56,555.40

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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.