Home / 153,430.74-230,107.23-64,683.54

Finding the Fourth Proportional to 153,430.74, 230,107.23 and 64,683.54

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Solution

The fourth proportional to 153,430.74, 230,107.23 and 64,683.54 is: 97,008.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,430.74 : 230,107.23 = 64,683.54 : x
  2. Step 2: Convert to fraction form
    153,430.74/230,107.23 = 64,683.54/x
  3. Step 3: Cross multiply
    153,430.74x = 230,107.23 × 64,683.54
  4. Step 4: Simplify right side
    153,430.74x = 14,884,150,215.99
  5. Step 5: Solve for x
    x = 14,884,150,215.99/153,430.74
  6. Step 6: Final answer
    x = 97,008.92

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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.