Home / 118,506.84-163,542.02-70,751.27

Finding the Fourth Proportional to 118,506.84, 163,542.02 and 70,751.27

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Solution

The fourth proportional to 118,506.84, 163,542.02 and 70,751.27 is: 97,638.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,506.84 : 163,542.02 = 70,751.27 : x
  2. Step 2: Convert to fraction form
    118,506.84/163,542.02 = 70,751.27/x
  3. Step 3: Cross multiply
    118,506.84x = 163,542.02 × 70,751.27
  4. Step 4: Simplify right side
    118,506.84x = 11,570,804,441.90
  5. Step 5: Solve for x
    x = 11,570,804,441.90/118,506.84
  6. Step 6: Final answer
    x = 97,638.28

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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.