Home / 153,385.70-211,681.01-92,150.62

Finding the Fourth Proportional to 153,385.70, 211,681.01 and 92,150.62

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Solution

The fourth proportional to 153,385.70, 211,681.01 and 92,150.62 is: 127,173.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,385.70 : 211,681.01 = 92,150.62 : x
  2. Step 2: Convert to fraction form
    153,385.70/211,681.01 = 92,150.62/x
  3. Step 3: Cross multiply
    153,385.70x = 211,681.01 × 92,150.62
  4. Step 4: Simplify right side
    153,385.70x = 19,506,535,323.77
  5. Step 5: Solve for x
    x = 19,506,535,323.77/153,385.70
  6. Step 6: Final answer
    x = 127,173.11

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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.