Home / 153,427.68-230,172.84-64,681.20

Finding the Fourth Proportional to 153,427.68, 230,172.84 and 64,681.20

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Solution

The fourth proportional to 153,427.68, 230,172.84 and 64,681.20 is: 97,035.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,427.68 : 230,172.84 = 64,681.20 : x
  2. Step 2: Convert to fraction form
    153,427.68/230,172.84 = 64,681.20/x
  3. Step 3: Cross multiply
    153,427.68x = 230,172.84 × 64,681.20
  4. Step 4: Simplify right side
    153,427.68x = 14,887,855,498.61
  5. Step 5: Solve for x
    x = 14,887,855,498.61/153,427.68
  6. Step 6: Final answer
    x = 97,035.00

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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.