Home / 89,888.10-124,070.25-52,174.50

Finding the Fourth Proportional to 89,888.10, 124,070.25 and 52,174.50

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Solution

The fourth proportional to 89,888.10, 124,070.25 and 52,174.50 is: 72,015.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,888.10 : 124,070.25 = 52,174.50 : x
  2. Step 2: Convert to fraction form
    89,888.10/124,070.25 = 52,174.50/x
  3. Step 3: Cross multiply
    89,888.10x = 124,070.25 × 52,174.50
  4. Step 4: Simplify right side
    89,888.10x = 6,473,303,258.63
  5. Step 5: Solve for x
    x = 6,473,303,258.63/89,888.10
  6. Step 6: Final answer
    x = 72,015.13

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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.