Home / 153,411.51-230,130.57-46,819.47

Finding the Fourth Proportional to 153,411.51, 230,130.57 and 46,819.47

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Solution

The fourth proportional to 153,411.51, 230,130.57 and 46,819.47 is: 70,233.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,411.51 : 230,130.57 = 46,819.47 : x
  2. Step 2: Convert to fraction form
    153,411.51/230,130.57 = 46,819.47/x
  3. Step 3: Cross multiply
    153,411.51x = 230,130.57 × 46,819.47
  4. Step 4: Simplify right side
    153,411.51x = 10,774,591,318.20
  5. Step 5: Solve for x
    x = 10,774,591,318.20/153,411.51
  6. Step 6: Final answer
    x = 70,233.27

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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.