Home / 153,837.40-230,813.70-60,410.20

Finding the Fourth Proportional to 153,837.40, 230,813.70 and 60,410.20

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Solution

The fourth proportional to 153,837.40, 230,813.70 and 60,410.20 is: 90,637.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,837.40 : 230,813.70 = 60,410.20 : x
  2. Step 2: Convert to fraction form
    153,837.40/230,813.70 = 60,410.20/x
  3. Step 3: Cross multiply
    153,837.40x = 230,813.70 × 60,410.20
  4. Step 4: Simplify right side
    153,837.40x = 13,943,501,779.74
  5. Step 5: Solve for x
    x = 13,943,501,779.74/153,837.40
  6. Step 6: Final answer
    x = 90,637.92

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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.