Home / 315,746.02-473,681.30-102,474.16

Finding the Fourth Proportional to 315,746.02, 473,681.30 and 102,474.16

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Solution

The fourth proportional to 315,746.02, 473,681.30 and 102,474.16 is: 153,731.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,746.02 : 473,681.30 = 102,474.16 : x
  2. Step 2: Convert to fraction form
    315,746.02/473,681.30 = 102,474.16/x
  3. Step 3: Cross multiply
    315,746.02x = 473,681.30 × 102,474.16
  4. Step 4: Simplify right side
    315,746.02x = 48,540,093,325.21
  5. Step 5: Solve for x
    x = 48,540,093,325.21/315,746.02
  6. Step 6: Final answer
    x = 153,731.45

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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.