Home / 292,214.21-438,058.15-105,094.13

Finding the Fourth Proportional to 292,214.21, 438,058.15 and 105,094.13

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Solution

The fourth proportional to 292,214.21, 438,058.15 and 105,094.13 is: 157,546.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,214.21 : 438,058.15 = 105,094.13 : x
  2. Step 2: Convert to fraction form
    292,214.21/438,058.15 = 105,094.13/x
  3. Step 3: Cross multiply
    292,214.21x = 438,058.15 × 105,094.13
  4. Step 4: Simplify right side
    292,214.21x = 46,037,337,710.63
  5. Step 5: Solve for x
    x = 46,037,337,710.63/292,214.21
  6. Step 6: Final answer
    x = 157,546.54

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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.