Home / 157,458.20-236,216.10-63,973.40

Finding the Fourth Proportional to 157,458.20, 236,216.10 and 63,973.40

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Solution

The fourth proportional to 157,458.20, 236,216.10 and 63,973.40 is: 95,971.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,458.20 : 236,216.10 = 63,973.40 : x
  2. Step 2: Convert to fraction form
    157,458.20/236,216.10 = 63,973.40/x
  3. Step 3: Cross multiply
    157,458.20x = 236,216.10 × 63,973.40
  4. Step 4: Simplify right side
    157,458.20x = 15,111,547,051.74
  5. Step 5: Solve for x
    x = 15,111,547,051.74/157,458.20
  6. Step 6: Final answer
    x = 95,971.80

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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.