Home / 153,945.10-230,528.85-101,068.30

Finding the Fourth Proportional to 153,945.10, 230,528.85 and 101,068.30

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Solution

The fourth proportional to 153,945.10, 230,528.85 and 101,068.30 is: 151,347.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,945.10 : 230,528.85 = 101,068.30 : x
  2. Step 2: Convert to fraction form
    153,945.10/230,528.85 = 101,068.30/x
  3. Step 3: Cross multiply
    153,945.10x = 230,528.85 × 101,068.30
  4. Step 4: Simplify right side
    153,945.10x = 23,299,158,970.46
  5. Step 5: Solve for x
    x = 23,299,158,970.46/153,945.10
  6. Step 6: Final answer
    x = 151,347.19

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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.