Home / 124,014.87-171,146.37-70,300.93

Finding the Fourth Proportional to 124,014.87, 171,146.37 and 70,300.93

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Solution

The fourth proportional to 124,014.87, 171,146.37 and 70,300.93 is: 97,018.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,014.87 : 171,146.37 = 70,300.93 : x
  2. Step 2: Convert to fraction form
    124,014.87/171,146.37 = 70,300.93/x
  3. Step 3: Cross multiply
    124,014.87x = 171,146.37 × 70,300.93
  4. Step 4: Simplify right side
    124,014.87x = 12,031,748,977.12
  5. Step 5: Solve for x
    x = 12,031,748,977.12/124,014.87
  6. Step 6: Final answer
    x = 97,018.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.