Home / 99,707.49-137,597.58-59,444.46

Finding the Fourth Proportional to 99,707.49, 137,597.58 and 59,444.46

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Solution

The fourth proportional to 99,707.49, 137,597.58 and 59,444.46 is: 82,034.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,707.49 : 137,597.58 = 59,444.46 : x
  2. Step 2: Convert to fraction form
    99,707.49/137,597.58 = 59,444.46/x
  3. Step 3: Cross multiply
    99,707.49x = 137,597.58 × 59,444.46
  4. Step 4: Simplify right side
    99,707.49x = 8,179,413,840.41
  5. Step 5: Solve for x
    x = 8,179,413,840.41/99,707.49
  6. Step 6: Final answer
    x = 82,034.10

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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.