Home / 114,686.10-172,032.03-55,510.74

Finding the Fourth Proportional to 114,686.10, 172,032.03 and 55,510.74

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Solution

The fourth proportional to 114,686.10, 172,032.03 and 55,510.74 is: 83,267.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,686.10 : 172,032.03 = 55,510.74 : x
  2. Step 2: Convert to fraction form
    114,686.10/172,032.03 = 55,510.74/x
  3. Step 3: Cross multiply
    114,686.10x = 172,032.03 × 55,510.74
  4. Step 4: Simplify right side
    114,686.10x = 9,549,625,289.00
  5. Step 5: Solve for x
    x = 9,549,625,289.00/114,686.10
  6. Step 6: Final answer
    x = 83,267.50

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1.5x scale

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.