Home / 155,055.54-214,000.08-94,661.40

Finding the Fourth Proportional to 155,055.54, 214,000.08 and 94,661.40

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Solution

The fourth proportional to 155,055.54, 214,000.08 and 94,661.40 is: 130,647.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,055.54 : 214,000.08 = 94,661.40 : x
  2. Step 2: Convert to fraction form
    155,055.54/214,000.08 = 94,661.40/x
  3. Step 3: Cross multiply
    155,055.54x = 214,000.08 × 94,661.40
  4. Step 4: Simplify right side
    155,055.54x = 20,257,547,172.91
  5. Step 5: Solve for x
    x = 20,257,547,172.91/155,055.54
  6. Step 6: Final answer
    x = 130,647.04

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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.