Home / 115,526.40-173,289.60-102,404.40

Finding the Fourth Proportional to 115,526.40, 173,289.60 and 102,404.40

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Solution

The fourth proportional to 115,526.40, 173,289.60 and 102,404.40 is: 153,606.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,526.40 : 173,289.60 = 102,404.40 : x
  2. Step 2: Convert to fraction form
    115,526.40/173,289.60 = 102,404.40/x
  3. Step 3: Cross multiply
    115,526.40x = 173,289.60 × 102,404.40
  4. Step 4: Simplify right side
    115,526.40x = 17,745,617,514.24
  5. Step 5: Solve for x
    x = 17,745,617,514.24/115,526.40
  6. Step 6: Final answer
    x = 153,606.60

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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.