Home / 153,386.80-230,087.40-48,209.20

Finding the Fourth Proportional to 153,386.80, 230,087.40 and 48,209.20

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Solution

The fourth proportional to 153,386.80, 230,087.40 and 48,209.20 is: 72,316.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,386.80 : 230,087.40 = 48,209.20 : x
  2. Step 2: Convert to fraction form
    153,386.80/230,087.40 = 48,209.20/x
  3. Step 3: Cross multiply
    153,386.80x = 230,087.40 × 48,209.20
  4. Step 4: Simplify right side
    153,386.80x = 11,092,329,484.08
  5. Step 5: Solve for x
    x = 11,092,329,484.08/153,386.80
  6. Step 6: Final answer
    x = 72,316.06

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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.