Home / 181,780.80-272,444.40-93,069.60

Finding the Fourth Proportional to 181,780.80, 272,444.40 and 93,069.60

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Solution

The fourth proportional to 181,780.80, 272,444.40 and 93,069.60 is: 139,488.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,780.80 : 272,444.40 = 93,069.60 : x
  2. Step 2: Convert to fraction form
    181,780.80/272,444.40 = 93,069.60/x
  3. Step 3: Cross multiply
    181,780.80x = 272,444.40 × 93,069.60
  4. Step 4: Simplify right side
    181,780.80x = 25,356,291,330.24
  5. Step 5: Solve for x
    x = 25,356,291,330.24/181,780.80
  6. Step 6: Final answer
    x = 139,488.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.