Home / 462,945.16-694,441.50-130,547.08

Finding the Fourth Proportional to 462,945.16, 694,441.50 and 130,547.08

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Solution

The fourth proportional to 462,945.16, 694,441.50 and 130,547.08 is: 195,827.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,945.16 : 694,441.50 = 130,547.08 : x
  2. Step 2: Convert to fraction form
    462,945.16/694,441.50 = 130,547.08/x
  3. Step 3: Cross multiply
    462,945.16x = 694,441.50 × 130,547.08
  4. Step 4: Simplify right side
    462,945.16x = 90,657,310,055.82
  5. Step 5: Solve for x
    x = 90,657,310,055.82/462,945.16
  6. Step 6: Final answer
    x = 195,827.32

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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.