Home / 158,555.46-218,775.73-94,012.77

Finding the Fourth Proportional to 158,555.46, 218,775.73 and 94,012.77

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Solution

The fourth proportional to 158,555.46, 218,775.73 and 94,012.77 is: 129,719.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,555.46 : 218,775.73 = 94,012.77 : x
  2. Step 2: Convert to fraction form
    158,555.46/218,775.73 = 94,012.77/x
  3. Step 3: Cross multiply
    158,555.46x = 218,775.73 × 94,012.77
  4. Step 4: Simplify right side
    158,555.46x = 20,567,712,386.07
  5. Step 5: Solve for x
    x = 20,567,712,386.07/158,555.46
  6. Step 6: Final answer
    x = 129,719.36

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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.