Home / 99,312.02-148,921.07-36,088.08

Finding the Fourth Proportional to 99,312.02, 148,921.07 and 36,088.08

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Solution

The fourth proportional to 99,312.02, 148,921.07 and 36,088.08 is: 54,115.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,312.02 : 148,921.07 = 36,088.08 : x
  2. Step 2: Convert to fraction form
    99,312.02/148,921.07 = 36,088.08/x
  3. Step 3: Cross multiply
    99,312.02x = 148,921.07 × 36,088.08
  4. Step 4: Simplify right side
    99,312.02x = 5,374,275,307.41
  5. Step 5: Solve for x
    x = 5,374,275,307.41/99,312.02
  6. Step 6: Final answer
    x = 54,115.06

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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.