Home / 124,266.78-171,503.60-70,569.05

Finding the Fourth Proportional to 124,266.78, 171,503.60 and 70,569.05

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Solution

The fourth proportional to 124,266.78, 171,503.60 and 70,569.05 is: 97,394.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,266.78 : 171,503.60 = 70,569.05 : x
  2. Step 2: Convert to fraction form
    124,266.78/171,503.60 = 70,569.05/x
  3. Step 3: Cross multiply
    124,266.78x = 171,503.60 × 70,569.05
  4. Step 4: Simplify right side
    124,266.78x = 12,102,844,913.22
  5. Step 5: Solve for x
    x = 12,102,844,913.22/124,266.78
  6. Step 6: Final answer
    x = 97,394.05

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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.