Home / 51,053.01-70,442.91-29,828.19

Finding the Fourth Proportional to 51,053.01, 70,442.91 and 29,828.19

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Solution

The fourth proportional to 51,053.01, 70,442.91 and 29,828.19 is: 41,156.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,053.01 : 70,442.91 = 29,828.19 : x
  2. Step 2: Convert to fraction form
    51,053.01/70,442.91 = 29,828.19/x
  3. Step 3: Cross multiply
    51,053.01x = 70,442.91 × 29,828.19
  4. Step 4: Simplify right side
    51,053.01x = 2,101,184,503.63
  5. Step 5: Solve for x
    x = 2,101,184,503.63/51,053.01
  6. Step 6: Final answer
    x = 41,156.92

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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.