Home / 178,001.98-245,643.23-97,430.13

Finding the Fourth Proportional to 178,001.98, 245,643.23 and 97,430.13

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Solution

The fourth proportional to 178,001.98, 245,643.23 and 97,430.13 is: 134,453.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,001.98 : 245,643.23 = 97,430.13 : x
  2. Step 2: Convert to fraction form
    178,001.98/245,643.23 = 97,430.13/x
  3. Step 3: Cross multiply
    178,001.98x = 245,643.23 × 97,430.13
  4. Step 4: Simplify right side
    178,001.98x = 23,933,052,076.10
  5. Step 5: Solve for x
    x = 23,933,052,076.10/178,001.98
  6. Step 6: Final answer
    x = 134,453.86

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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.