Home / 153,437.83-211,686.90-153,201.29

Finding the Fourth Proportional to 153,437.83, 211,686.90 and 153,201.29

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Solution

The fourth proportional to 153,437.83, 211,686.90 and 153,201.29 is: 211,360.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,437.83 : 211,686.90 = 153,201.29 : x
  2. Step 2: Convert to fraction form
    153,437.83/211,686.90 = 153,201.29/x
  3. Step 3: Cross multiply
    153,437.83x = 211,686.90 × 153,201.29
  4. Step 4: Simplify right side
    153,437.83x = 32,430,705,097.67
  5. Step 5: Solve for x
    x = 32,430,705,097.67/153,437.83
  6. Step 6: Final answer
    x = 211,360.56

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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.