Home / 236,672.55-326,638.98-134,678.16

Finding the Fourth Proportional to 236,672.55, 326,638.98 and 134,678.16

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Solution

The fourth proportional to 236,672.55, 326,638.98 and 134,678.16 is: 185,873.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,672.55 : 326,638.98 = 134,678.16 : x
  2. Step 2: Convert to fraction form
    236,672.55/326,638.98 = 134,678.16/x
  3. Step 3: Cross multiply
    236,672.55x = 326,638.98 × 134,678.16
  4. Step 4: Simplify right side
    236,672.55x = 43,991,136,810.68
  5. Step 5: Solve for x
    x = 43,991,136,810.68/236,672.55
  6. Step 6: Final answer
    x = 185,873.42

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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.