Home / 153,028.08-211,210.20-96,401.52

Finding the Fourth Proportional to 153,028.08, 211,210.20 and 96,401.52

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Solution

The fourth proportional to 153,028.08, 211,210.20 and 96,401.52 is: 133,053.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,028.08 : 211,210.20 = 96,401.52 : x
  2. Step 2: Convert to fraction form
    153,028.08/211,210.20 = 96,401.52/x
  3. Step 3: Cross multiply
    153,028.08x = 211,210.20 × 96,401.52
  4. Step 4: Simplify right side
    153,028.08x = 20,360,984,319.50
  5. Step 5: Solve for x
    x = 20,360,984,319.50/153,028.08
  6. Step 6: Final answer
    x = 133,053.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.