Home / 153,948.40-230,922.60-144,617.20

Finding the Fourth Proportional to 153,948.40, 230,922.60 and 144,617.20

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Solution

The fourth proportional to 153,948.40, 230,922.60 and 144,617.20 is: 216,925.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,948.40 : 230,922.60 = 144,617.20 : x
  2. Step 2: Convert to fraction form
    153,948.40/230,922.60 = 144,617.20/x
  3. Step 3: Cross multiply
    153,948.40x = 230,922.60 × 144,617.20
  4. Step 4: Simplify right side
    153,948.40x = 33,395,379,828.72
  5. Step 5: Solve for x
    x = 33,395,379,828.72/153,948.40
  6. Step 6: Final answer
    x = 216,925.80

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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.