Home / 154,779.94-213,505.82-97,328.34

Finding the Fourth Proportional to 154,779.94, 213,505.82 and 97,328.34

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Solution

The fourth proportional to 154,779.94, 213,505.82 and 97,328.34 is: 134,256.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,779.94 : 213,505.82 = 97,328.34 : x
  2. Step 2: Convert to fraction form
    154,779.94/213,505.82 = 97,328.34/x
  3. Step 3: Cross multiply
    154,779.94x = 213,505.82 × 97,328.34
  4. Step 4: Simplify right side
    154,779.94x = 20,780,167,040.94
  5. Step 5: Solve for x
    x = 20,780,167,040.94/154,779.94
  6. Step 6: Final answer
    x = 134,256.20

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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.