Home / 181,538.40-272,307.60-153,890.40

Finding the Fourth Proportional to 181,538.40, 272,307.60 and 153,890.40

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Solution

The fourth proportional to 181,538.40, 272,307.60 and 153,890.40 is: 230,835.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,538.40 : 272,307.60 = 153,890.40 : x
  2. Step 2: Convert to fraction form
    181,538.40/272,307.60 = 153,890.40/x
  3. Step 3: Cross multiply
    181,538.40x = 272,307.60 × 153,890.40
  4. Step 4: Simplify right side
    181,538.40x = 41,905,525,487.04
  5. Step 5: Solve for x
    x = 41,905,525,487.04/181,538.40
  6. Step 6: Final answer
    x = 230,835.60

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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.