Home / 94,106.34-129,809.70-55,840.68

Finding the Fourth Proportional to 94,106.34, 129,809.70 and 55,840.68

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Solution

The fourth proportional to 94,106.34, 129,809.70 and 55,840.68 is: 77,026.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,106.34 : 129,809.70 = 55,840.68 : x
  2. Step 2: Convert to fraction form
    94,106.34/129,809.70 = 55,840.68/x
  3. Step 3: Cross multiply
    94,106.34x = 129,809.70 × 55,840.68
  4. Step 4: Simplify right side
    94,106.34x = 7,248,661,918.60
  5. Step 5: Solve for x
    x = 7,248,661,918.60/94,106.34
  6. Step 6: Final answer
    x = 77,026.29

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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.