Home / 236,633.64-326,551.95-129,203.34

Finding the Fourth Proportional to 236,633.64, 326,551.95 and 129,203.34

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Solution

The fourth proportional to 236,633.64, 326,551.95 and 129,203.34 is: 178,299.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,633.64 : 326,551.95 = 129,203.34 : x
  2. Step 2: Convert to fraction form
    236,633.64/326,551.95 = 129,203.34/x
  3. Step 3: Cross multiply
    236,633.64x = 326,551.95 × 129,203.34
  4. Step 4: Simplify right side
    236,633.64x = 42,191,602,623.51
  5. Step 5: Solve for x
    x = 42,191,602,623.51/236,633.64
  6. Step 6: Final answer
    x = 178,299.26

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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.