Home / 157,386.45-236,010.23-45,041.10

Finding the Fourth Proportional to 157,386.45, 236,010.23 and 45,041.10

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Solution

The fourth proportional to 157,386.45, 236,010.23 and 45,041.10 is: 67,541.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,386.45 : 236,010.23 = 45,041.10 : x
  2. Step 2: Convert to fraction form
    157,386.45/236,010.23 = 45,041.10/x
  3. Step 3: Cross multiply
    157,386.45x = 236,010.23 × 45,041.10
  4. Step 4: Simplify right side
    157,386.45x = 10,630,160,145.25
  5. Step 5: Solve for x
    x = 10,630,160,145.25/157,386.45
  6. Step 6: Final answer
    x = 67,541.77

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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.