Home / 147,413.71-203,429.23-83,750.14

Finding the Fourth Proportional to 147,413.71, 203,429.23 and 83,750.14

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Solution

The fourth proportional to 147,413.71, 203,429.23 and 83,750.14 is: 115,574.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,413.71 : 203,429.23 = 83,750.14 : x
  2. Step 2: Convert to fraction form
    147,413.71/203,429.23 = 83,750.14/x
  3. Step 3: Cross multiply
    147,413.71x = 203,429.23 × 83,750.14
  4. Step 4: Simplify right side
    147,413.71x = 17,037,226,492.59
  5. Step 5: Solve for x
    x = 17,037,226,492.59/147,413.71
  6. Step 6: Final answer
    x = 115,574.23

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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.