Home / 65,345.30-98,017.86-18,598.18

Finding the Fourth Proportional to 65,345.30, 98,017.86 and 18,598.18

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Solution

The fourth proportional to 65,345.30, 98,017.86 and 18,598.18 is: 27,897.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,345.30 : 98,017.86 = 18,598.18 : x
  2. Step 2: Convert to fraction form
    65,345.30/98,017.86 = 18,598.18/x
  3. Step 3: Cross multiply
    65,345.30x = 98,017.86 × 18,598.18
  4. Step 4: Simplify right side
    65,345.30x = 1,822,953,803.49
  5. Step 5: Solve for x
    x = 1,822,953,803.49/65,345.30
  6. Step 6: Final answer
    x = 27,897.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.