Home / 161,937.53-223,413.59-93,916.36

Finding the Fourth Proportional to 161,937.53, 223,413.59 and 93,916.36

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Solution

The fourth proportional to 161,937.53, 223,413.59 and 93,916.36 is: 129,569.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,937.53 : 223,413.59 = 93,916.36 : x
  2. Step 2: Convert to fraction form
    161,937.53/223,413.59 = 93,916.36/x
  3. Step 3: Cross multiply
    161,937.53x = 223,413.59 × 93,916.36
  4. Step 4: Simplify right side
    161,937.53x = 20,982,191,661.39
  5. Step 5: Solve for x
    x = 20,982,191,661.39/161,937.53
  6. Step 6: Final answer
    x = 129,569.67

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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.