Home / 88,642.46-122,347.59-50,938.58

Finding the Fourth Proportional to 88,642.46, 122,347.59 and 50,938.58

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Solution

The fourth proportional to 88,642.46, 122,347.59 and 50,938.58 is: 70,307.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,642.46 : 122,347.59 = 50,938.58 : x
  2. Step 2: Convert to fraction form
    88,642.46/122,347.59 = 50,938.58/x
  3. Step 3: Cross multiply
    88,642.46x = 122,347.59 × 50,938.58
  4. Step 4: Simplify right side
    88,642.46x = 6,232,212,501.02
  5. Step 5: Solve for x
    x = 6,232,212,501.02/88,642.46
  6. Step 6: Final answer
    x = 70,307.31

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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.