Home / 153,017.07-229,507.32-40,705.50

Finding the Fourth Proportional to 153,017.07, 229,507.32 and 40,705.50

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Solution

The fourth proportional to 153,017.07, 229,507.32 and 40,705.50 is: 61,053.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,017.07 : 229,507.32 = 40,705.50 : x
  2. Step 2: Convert to fraction form
    153,017.07/229,507.32 = 40,705.50/x
  3. Step 3: Cross multiply
    153,017.07x = 229,507.32 × 40,705.50
  4. Step 4: Simplify right side
    153,017.07x = 9,342,210,214.26
  5. Step 5: Solve for x
    x = 9,342,210,214.26/153,017.07
  6. Step 6: Final answer
    x = 61,053.39

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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.