Home / 113,574.13-156,586.73-93,080.75

Finding the Fourth Proportional to 113,574.13, 156,586.73 and 93,080.75

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Solution

The fourth proportional to 113,574.13, 156,586.73 and 93,080.75 is: 128,332.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,574.13 : 156,586.73 = 93,080.75 : x
  2. Step 2: Convert to fraction form
    113,574.13/156,586.73 = 93,080.75/x
  3. Step 3: Cross multiply
    113,574.13x = 156,586.73 × 93,080.75
  4. Step 4: Simplify right side
    113,574.13x = 14,575,210,268.45
  5. Step 5: Solve for x
    x = 14,575,210,268.45/113,574.13
  6. Step 6: Final answer
    x = 128,332.13

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1.5x scale

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.