Home / 153,510.12-211,829.58-113,246.22

Finding the Fourth Proportional to 153,510.12, 211,829.58 and 113,246.22

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Solution

The fourth proportional to 153,510.12, 211,829.58 and 113,246.22 is: 156,269.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,510.12 : 211,829.58 = 113,246.22 : x
  2. Step 2: Convert to fraction form
    153,510.12/211,829.58 = 113,246.22/x
  3. Step 3: Cross multiply
    153,510.12x = 211,829.58 × 113,246.22
  4. Step 4: Simplify right side
    153,510.12x = 23,988,899,219.19
  5. Step 5: Solve for x
    x = 23,988,899,219.19/153,510.12
  6. Step 6: Final answer
    x = 156,269.17

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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.