Home / 107,547.16-161,098.80-63,038.76

Finding the Fourth Proportional to 107,547.16, 161,098.80 and 63,038.76

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Solution

The fourth proportional to 107,547.16, 161,098.80 and 63,038.76 is: 94,428.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,547.16 : 161,098.80 = 63,038.76 : x
  2. Step 2: Convert to fraction form
    107,547.16/161,098.80 = 63,038.76/x
  3. Step 3: Cross multiply
    107,547.16x = 161,098.80 × 63,038.76
  4. Step 4: Simplify right side
    107,547.16x = 10,155,468,589.49
  5. Step 5: Solve for x
    x = 10,155,468,589.49/107,547.16
  6. Step 6: Final answer
    x = 94,428.05

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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.